MedPath

A Study to Evaluate SAGE-217 in Participants With Parkinson's Disease

Phase 2
Completed
Conditions
Parkinson Disease
Interventions
Drug: Antiparkinsonian Agent(s)
Registration Number
NCT03000569
Lead Sponsor
Biogen
Brief Summary

This study assesses the safety, tolerability, pharmacokinetics and efficacy of SAGE-217 in 29 participants with moderate to severe Parkinson's Disease.

Detailed Description

Part A of the study is an open-label design with dosing of Levodopa for 3 days followed by SAGE-217 for 4 days.

Part B of the study is an open-label design with evening dosing of SAGE-217 for 7 days as an adjunct to antiparkinsonian agent(s).

This study was previously posted by Sage Therapeutics. In November 2023, sponsorship of the trial was transferred to Biogen.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
29
Inclusion Criteria
  • Participant has a diagnosis of idiopathic Parkinson's Disease (Hoehn and Yahr Stage 2 or Stage 3) with a duration of less than 7 years prior to screening [Part A]
  • Participant has a diagnosis of idiopathic Parkinson's Disease (Hoehn and Yahr Stage 1-4, assessed during the "on" period) [Part B]
  • Participant is on a stable dose (at least 1 month prior to baseline visit) of an antiparkinsonian agent and is willing to remain on this dose for the duration of the study
Exclusion Criteria
  • Participant has early (Hoehn and Yahr Stage 1) or advanced (Hoehn and Yahr Stage 4 or Stage 5) Parkinson's Disease [Part A]
  • Participant has advanced (Hoehn and Yahr Stage 5) Parkinson's Disease [Part B]
  • Participant with presence of drug-induced parkinsonism, metabolic identified neurogenetic disorders, encephalitis, or other atypical Parkinsonian syndromes
  • Participant with medical history of electroconvulsive therapy or stereotaxic brain surgery for Parkinson's Disease
  • Participant with medical history of suicide attempt within 2 years of screening or current suicidal ideation
  • Participant with medical history of impulse control disorder

Study & Design

Study Type
INTERVENTIONAL
Study Design
SEQUENTIAL
Arm && Interventions
GroupInterventionDescription
Part B: Antiparkinsonian Agent(s) + SAGE-217SAGE-217Participants on a stable dose of antiparkinsonian agent(s) received SAGE-217, up to 30 mg per day, capsules, for Days 1 to 7 in the evening with food.
Part A: Antiparkinsonian Agent(s) Followed by SAGE-217SAGE-217Participants on a stable morning dose of levodopa (including carbidopa-levodopa) as antiparkinsonian agent(s) from Days 1 to 3, stopped levodopa and received SAGE-217 at a dose of 30 mg per day, oral solution, for Days 4 to 7 in the morning with food. Stable doses of other antiparkinsonian agents and dose reductions in SAGE-217 were allowed between Days 1 to 7. Participants resumed stable morning dose of levodopa from Days 8 to 14.
Part B: Antiparkinsonian Agent(s) + SAGE-217Antiparkinsonian Agent(s)Participants on a stable dose of antiparkinsonian agent(s) received SAGE-217, up to 30 mg per day, capsules, for Days 1 to 7 in the evening with food.
Part A: Antiparkinsonian Agent(s) Followed by SAGE-217LevodopaParticipants on a stable morning dose of levodopa (including carbidopa-levodopa) as antiparkinsonian agent(s) from Days 1 to 3, stopped levodopa and received SAGE-217 at a dose of 30 mg per day, oral solution, for Days 4 to 7 in the morning with food. Stable doses of other antiparkinsonian agents and dose reductions in SAGE-217 were allowed between Days 1 to 7. Participants resumed stable morning dose of levodopa from Days 8 to 14.
Primary Outcome Measures
NameTimeMethod
Percentage of Participants With Treatment-emergent Adverse Events (TEAEs) - Part ADay 1 to Day 14

An adverse event (AE) was defined as any untoward medical occurrence associated with the use of a drug in humans, whether or not considered drug-related. A TEAE was as an AE that occurred after the first administration of study drug. The analysis was performed in participants included in Part A of the study.

CFB in Hematocrit - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Hemoglobin - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Leukocytes - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Lymphocytes - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Lymphocytes to Leukocytes Ratio (%) - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study. The blood cell differential (ratio) data are presented as SI unit, percentage (%).

Percentage of Participants With TEAEs, Graded by Severity - Part ADay 1 to Day 14

Severity was assessed according to the following scale: mild (awareness of sign or symptom, but easily tolerated); moderate (discomfort sufficient to cause interference with normal activities); severe (incapacitating, with an inability to perform normal activities). The analysis was performed in participants included in Part A of the study.

Change From Baseline (CFB) in Basophils - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Basophils to Leukocytes Ratio [Percentage (%)] - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study. The blood cell differential (ratio) data are presented as International System (SI) unit, percentage (%).

CFB in Eosinophils to Leukocytes Ratio (%) - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study. The blood cell differential (ratio) data are presented as SI unit, percentage (%).

CFB in Erythrocytes - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Eosinophils - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Monocytes - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Monocytes to Leukocytes Ratio (%) - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study. The blood cell differential (ratio) data are presented as SI unit, percentage (%).

CFB in Neutrophils- Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Prothrombin International Normalized Ratio - Part ADay 1 to Day 14

Coagulation measures included activated partial thromboplastin time, prothrombin international normalized ratio and prothrombin time. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Neutrophils to Leukocytes Ratio (%) - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study. The blood cell differential (ratio) data are presented as SI unit, percentage (%).

CFB in Platelets - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Reticulocytes - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Reticulocytes to Erythrocytes Ratio (%) - Part ADay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study. The blood cell differential (ratio) data are presented as SI unit, percentage (%).

CFB in Activated Partial Thromboplastin Time - Part ADay 1 to Day 14

Coagulation measures included activated partial thromboplastin time, prothrombin international normalized ratio and prothrombin time. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Alkaline Phosphatase - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Calcium - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Magnesium - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Protein - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Respiratory Rate - Part ADay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Prothrombin Time - Part ADay 1 to Day 14

Coagulation measures included activated partial thromboplastin time, prothrombin international normalized ratio and prothrombin time. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Alanine Aminotransferase - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Albumin - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Phosphate - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Heart Rate - Part ADay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Electrocardiogram (ECG) Mean Heart Rate - Part ADay 1 to Day 14

ECG measures included ECG mean heart rate, aggregate PR interval, aggregate RR interval, aggregate QT interval, aggregate QRS duration and aggregate QTcF interval. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Aggregate RR Interval - Part ADay 1 to Day 14

ECG measures included ECG mean heart rate, aggregate PR interval, aggregate RR interval, aggregate QT interval, aggregate QRS duration and aggregate QTcF interval. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Aggregate QRS Duration - Part ADay 1 to Day 14

ECG measures included ECG mean heart rate, aggregate PR interval, aggregate RR interval, aggregate QT interval, aggregate QRS duration and aggregate QTcF interval. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Aggregate QTcF Interval - Part ADay 1 to Day 14

ECG measures included ECG mean heart rate, aggregate PR interval, aggregate RR interval, aggregate QT interval, aggregate QRS duration and aggregate QTcF interval. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Lipase - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Potassium - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Sodium - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Urea Nitrogen - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Temperature - Part ADay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Standing Diastolic Blood Pressure - Part ADay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Pulse Oximetry- Part ADay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Aggregate PR Interval - Part ADay 1 to Day 14

ECG measures included ECG mean heart rate, aggregate PR interval, aggregate RR interval, aggregate QT interval, aggregate QRS duration and aggregate QTcF interval. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Aspartate Aminotransferase - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Bicarbonate - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Supine Systolic Blood Pressure - Part ADay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Standing Systolic Blood Pressure - Part ADay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Supine Diastolic Blood Pressure - Part ADay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Aggregate QT Interval - Part ADay 1 to Day 14

ECG measures included ECG mean heart rate, aggregate PR interval, aggregate RR interval, aggregate QT interval, aggregate QRS duration and aggregate QTcF interval. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Stanford Sleepiness Scale (SSS) Score - Part ADay 1 to Day 14

The SSS was a participant-rated scale designed to quickly assess how alert a participant was feeling. Degrees of sleepiness and alertness were rated on a scale of one to seven, where the lowest score of 'one' indicated the participant was 'feeling active, vital, alert, or wide awake' and the highest score of 'seven' indicated the participant was 'no longer fighting sleep, sleep onset soon; having dream-like thoughts'. A negative change from baseline indicated less sleepiness. A positive change from baseline indicated more sleepiness. Baseline is the last measurement taken before the first dose of study drug. L/C indicated levodopa/carbidopa. The analysis was performed in participants included in Part A of the study.

CFB in Bilirubin - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Chloride - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Creatinine - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Urate - Part ADay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. The analysis was performed in participants included in Part A of the study.

CFB in Specific Gravity - Part ADay 1 to Day 14

Urinalysis measures included specific gravity and potential of hydrogen (pH). Baseline is the last measurement taken before the first dose of study drug. The analysis was performed in participants included in Part A of the study.

CFB in pH - Part ADay 1 to Day 14

Urinalysis measures included specific gravity and pH. Baseline is the last measurement taken before the first dose of study drug. The analysis was performed in participants included in Part A of the study.

Percentage of Participants With a Response of 'Yes' to Any Columbia Suicide Severity Rating Scale (C-SSRS) Suicidal Ideation or Suicidal Behavior Item - Part ADay 1 to Day 14

The C-SSRS scale consisted of a baseline evaluation (at screening) that assessed the lifetime experience of participants with suicidal ideation (SI) and suicidal behavior (SB) and a postbaseline evaluation that focused on suicidality since the last study visit. The C-SSRS included "yes" or "no"' responses for assessment of suicidal ideation and behavior as well as numeric ratings for the severity of ideation, if present (from 1 to 5, with 5 being the most severe). The C-SSRS SI items involved wish to be dead, non-specific active suicidal thoughts, active SI with any methods, active SI with some intent and active SI with a specific plan. The C-SSRS SB items involved actual attempt, interrupted attempt, aborted attempt, preparatory acts or behavior, suicidal behavior and suicide. The analysis was performed in participants included in Part A of the study.

CFB in the Movement Disorder Society-Unified Parkinson's Disease Rating Scale (MDS-UPDRS) Part II/III Score - Part BBaseline, Days 1 to 6 (12 and 23 hours postdose), Day 7 (12 hours postdose), Day 14

The modified MDS-UPDRS included 4 scales, with various subscales. Each item was rated from 0 (normal) to 4 (severe). The scales were Part I: nonmotor experiences of daily living (13 items); Part II: motor experiences of daily living (13 items); Part III: motor examination (33 scores based on 18 items \[several with right, left or other body distribution scores\]); and Part IV: motor complications (6 items). The Part II/III tremor score was calculated as the sum of 5 individual tremor item scores from Part II and Part III. The total score range for Part II/III is 0 to 44. Lower scores represent less symptom severity and higher scores represent more symptom severity. Baseline is the last measurement taken before the first dose of study drug. A negative change from baseline indicates an improvement in symptom severity. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

Secondary Outcome Measures
NameTimeMethod
Percentage of Participants With TEAEs, Graded by Severity - Part BDay 1 to Day 14

Severity was assessed according to the following scale: mild (awareness of sign or symptom, but easily tolerated); moderate (discomfort sufficient to cause interference with normal activities); severe (incapacitating, with inability to perform normal activities). The analysis was performed in participants included in Part B of the study.

CFB in Basophils - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

Percentage of Participants With TEAEs - Part BDay 1 to Day 14

An AE was defined as any untoward medical occurrence associated with the use of a drug in humans, whether or not considered drug-related. A TEAE was as an AE that occurred after the first administration of study drug. The analysis was performed in participants included in Part B of the study.

CFB in the MDS-UPDRS Part I-IV Total Score - Part BBaseline, Day 7 (12 hours postdose), Day 14

The MDS-UPDRS assesses nonmotor experiences, motor experiences, motor skills, and motor complication categories. The MDS-UPDRS Part I-IV total score was calculated as the sum of the individual item scores from these categories. The total score range for Part I-IV is 0 to 260. Lower scores indicate less symptom severity. A negative change from baseline indicates an improvement in symptom severity. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

MDS-UPDRS Part III Total Score - Part ADays 1 to 7 (2, 4, 8, and 12 hours postdose), Day 8 and Day 14

Part III of the MDS-UPDRS assessed 18 motor categories, some of which included right and left measurements: speech, facial expression, kinetic tremor of hands, rest tremor amplitude, postural tremor of hands, rigidity of neck and 4 extremities, finger taps, hand movement, pronation/supination, toe tapping, constancy of rest tremor, leg agility, arising from chair, posture, gait, freezing of gait, postural stability, global spontaneity of movement. Part III total score was calculated as the sum of individual item scores from these categories. Each item was rated from 0 (normal) to 4 (severe). The total score range for Part III is 0 to 132. Lower scores indicate less symptom severity. The analysis was performed in participants included in Part A of the study.

CFB in the MDS-UPDRS Part III Total Score - Part BBaseline, Days 1 to 6 (12 and 23 hours postdose), Day 7 (12 hours postdose), Day 14

Part III of the MDS-UPDRS assessed 18 motor categories, some of which included right and left measurements: speech, facial expression, kinetic tremor of hands, rest tremor amplitude, postural tremor of hands, rigidity of neck and 4 extremities, finger taps, hand movement, pronation/supination, toe tapping, constancy of rest tremor, leg agility, arising from chair, posture, gait, freezing of gait, postural stability, global spontaneity of movement. Part III total score was calculated as the sum of the individual item scores from these categories. Each item was rated from 0 (normal) to 4 (severe). The total score range for Part III is 0 to 132. Lower scores represent less symptom severity. A negative change from baseline indicates an improvement in symptom severity. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in the MDS-UPDRS Part I Total Score - Part BBaseline, Day 7 (12 hours postdose), Day 14

Part I of the MDS-UPDRS assessed 13 nonmotor experiences of daily living categories. Part I total score was calculated as the sum of the individual item scores from these categories. The total score range for Part I is 0 to 52. Lower scores indicate less symptom severity. A negative change from baseline indicates an improvement in symptom severity. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in the MDS-UPDRS Part II Total Score - Part BBaseline, Days 1 to 6 (12 and 23 hours postdose), Day 7 (12 hours postdose), Day 14

Part II of the MDS-UPDRS assessed 13 categories of motor experiences of daily living: speech, salivation and drooling, chewing and swallowing, eating tasks, dressing, hygiene, handwriting, doing hobbies and other activities, turning in bed, tremor, getting out of bed, car, or deep chair, walking and balance, and freezing. The Part II total score was calculated as the sum of the individual item scores from these categories. The total score range for Part II is 0 to 52. Lower scores indicate less symptom severity. A negative change from baseline indicates an improvement in symptom severity. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Basophils to Leukocytes Ratio (%) - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study. The blood cell differential (ratio) data are presented as SI unit, percentage (%).

CFB in Eosinophils to Leukocytes Ratio (%) - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study. The blood cell differential (ratio) data are presented as SI unit, percentage (%).

CFB in Monocytes - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Hematocrit - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Leukocytes - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Lymphocytes - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Lymphocytes to Leukocytes Ratio (%) - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study. The blood cell differential (ratio) data are presented as SI unit, percentage (%).

CFB in Prothrombin International Normalized Ratio - Part BDay 1 to Day 14

Coagulation measures included activated partial thromboplastin time, prothrombin international normalized ratio and prothrombin time. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Alkaline Phosphatase - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Eosinophils - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Erythrocytes - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Monocytes to Leukocytes Ratio (%) - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study. The blood cell differential (ratio) data are presented as SI unit, percentage (%).

CFB in Neutrophils - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Neutrophils to Leukocytes Ratio (%) - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study. The blood cell differential (ratio) data are presented as SI unit, percentage (%).

CFB in Platelets - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Albumin - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Hemoglobin - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Reticulocytes - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Reticulocytes to Erythrocytes Ratio (%) - Part BDay 1 to Day 14

Hematology measures included basophils, basophils to leukocytes ratio, eosinophils, eosinophils to leukocytes ratio, erythrocytes, hematocrit, hemoglobin, leukocytes, lymphocytes, lymphocytes to leukocytes ratio, monocytes, monocytes to leukocytes ratio, neutrophils, neutrophils to leukocytes ratio, platelets, reticulocytes and reticulocytes to erythrocytes ratio. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study. The blood cell differential (ratio) data are presented as SI unit, percentage (%).

CFB in Activated Partial Thromboplastin Time - Part BDay 1 to Day 14

Coagulation measures included activated partial thromboplastin time, prothrombin international normalized ratio and prothrombin time. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Prothrombin Time - Part BDay 1 to Day 14

Coagulation measures included activated partial thromboplastin time, prothrombin international normalized ratio and prothrombin time. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Alanine Aminotransferase - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Bilirubin - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Aspartate Aminotransferase - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Bicarbonate - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Calcium - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Chloride - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Creatinine - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Lipase - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Magnesium - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Potassium - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in pH - Part BDay 1 to Day 14

Urinalysis measures included specific gravity and pH. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Aggregate RR Interval - Part BDay 1 to Day 14

ECG measures included ECG mean heart rate, aggregate PR interval, aggregate RR interval, aggregate QT interval, aggregate QRS duration and aggregate QTcF interval. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

Percentage of Participants With a Response of 'Yes' to Any C-SSRS Suicidal Ideation or Suicidal Behavior Item - Part BDay 1 to Day 14

The C-SSRS scale consisted of a baseline evaluation (at screening) that assessed the lifetime experience of participants with suicidal ideation (SI) and suicidal behavior (SB) and a postbaseline evaluation that focused on suicidality since the last study visit. The C-SSRS included "yes" or "no"' responses for assessment of suicidal ideation and behavior as well as numeric ratings for the severity of ideation, if present (from 1 to 5, with 5 being the most severe). The C-SSRS SI items involved wish to be dead, non-specific active suicidal thoughts, active SI with any methods, active SI with some intent and active SI with a specific plan. The C-SSRS SB items involved actual attempt, interrupted attempt, aborted attempt, preparatory acts or behavior, suicidal behavior and suicide. The analysis was performed in participants included in Part B of the study.

CFB in Phosphate - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Temperature - Part BDay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Heart Rate - Part BDay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Respiratory Rate - Part BDay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Supine Systolic Blood Pressure - Part BDay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Standing Diastolic Blood Pressure - Part BDay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Protein - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Sodium - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Urate - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Urea Nitrogen - Part BDay 1 to Day 14

Clinical chemistry measures included alanine aminotransferase, albumin, alkaline phosphatase, aspartate aminotransferase, bicarbonate, bilirubin, calcium, chloride, creatinine, lipase, magnesium, phosphate, potassium, protein, sodium, urate and urea nitrogen. Baseline is the last measurement taken before the first dose of the study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Specific Gravity - Part BDay 1 to Day 14

Urinalysis measures included specific gravity and pH. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Standing Systolic Blood Pressure - Part BDay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Supine Diastolic Blood Pressure - Part BDay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Aggregate QT Interval - Part BDay 1 to Day 14

ECG measures included ECG mean heart rate, aggregate PR interval, aggregate RR interval, aggregate QT interval, aggregate QRS duration and aggregate QTcF interval. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Aggregate QRS Duration - Part BDay 1 to Day 14

ECG measures included ECG mean heart rate, aggregate PR interval, aggregate RR interval, aggregate QT interval, aggregate QRS duration and aggregate QTcF interval. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Pulse Oximetry - Part BDay 1 to Day 14

Vital sign measures included temperature, heart rate, respiratory rate, supine systolic blood pressure, standing systolic blood pressure, supine diastolic blood pressure, standing diastolic blood pressure and pulse oximetry. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Aggregate PR Interval - Part BDay 1 to Day 14

ECG measures included ECG mean heart rate, aggregate PR interval, aggregate RR interval, aggregate QT interval, aggregate QRS duration and aggregate QTcF interval. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in ECG Mean Heart Rate - Part BDay 1 to Day 14

ECG measures included ECG mean heart rate, aggregate PR interval, aggregate RR interval, aggregate QT interval, aggregate QRS duration and aggregate QTcF interval. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

CFB in Aggregate QTcF Interval - Part BDay 1 to Day 14

ECG measures included ECG mean heart rate, aggregate PR interval, aggregate RR interval, aggregate QT interval, aggregate QRS duration and aggregate QTcF interval. Baseline is the last measurement taken before the first dose of study drug. Doses 1 to 7 were given on Days 1 to 7, respectively. The analysis was performed in participants included in Part B of the study.

Trial Locations

Locations (1)

Sage Investigational Site

🇺🇸

Orem, Utah, United States

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