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Clinical Trials/NCT03734302
NCT03734302
Completed
Phase 1

A Single-center, Open-label Study Evaluating the Pharmacokinetics, and Safety of Multiple Dose Oral Brexpiprazole Tablets (1 mg) in Chinese Healthy Subjects

Otsuka Beijing Research Institute1 site in 1 country10 target enrollmentApril 24, 2019
ConditionsHealthy
InterventionsBrexpiprazole

Overview

Phase
Phase 1
Intervention
Brexpiprazole
Conditions
Healthy
Sponsor
Otsuka Beijing Research Institute
Enrollment
10
Locations
1
Primary Endpoint
Steady-state clearance (CLss/F)
Status
Completed
Last Updated
2 years ago

Overview

Brief Summary

This study is a single-center, open-label study evaluating the pharmacokinetics and safety of multiple dose oral administration of Brexpiprazole (1 mg) tablets in Chinese healthy subject.10 healthy adult subjects will be enrolled in this study. A single dose (Brexpiprazole 1 mg) group is set and the test drug will be administered for 14 consecutive days.

Detailed Description

10 healthy adult subjects will be enrolled in this study. A single dose (Brexpiprazole 1 mg) group is set and the test drug will be administered for 14 consecutive days. After receiving the informed consent form the subject themselves, the investigators start the screening 14 days to 1 days prior to taking the study drug (D-14 to D-1). One day before first dosing (D-1), subjects are hospitalized. On the next day (D1), after completed the hospitalization inspection, eligible subjects will be selected to start with the first dose, and from day 1 to day 14 (D1 to D14), continue once daily dosing and complete the corresponding inspection, observation and blood sampling. They continue hospitalization and are discharged on day 17 (D17) after completing the relevant examinations. On days 19, 21, 23,25 (D19, D21,D23 and D25), blood samples are collected and safety evaluation is performed. Telephone follow-up is performed on day 44 (D44, 30 days after the last dose of the drug). Subjects who early terminated the test after taking the study drug should be tested at the end of the study (D25/ET) as far as possible. Blood samples for pharmacokinetic evaluation are collected before daily dosing; D1 (before dosing, and 1, 2, 3, 4, 5, 6, 8, 12 hours after dosing), D2 (before dosing and 24 hours after first dosing), D10 (before dosing), D11 (before dosing), D12 (before dosing), D13 (before dosing), D14 (before dosing, and 1, 2, 3, 4, 5, 6, 8, 12 hours after dosing), D15 (24 hours after last dosing), D16 (48 hours after last dosing), D17 (72 hours after last dosing), D18 (96 hours after last dosing), D19 (120 hours after last dosing), D21 (168 hours after last dosing),D23 (216 hours after last dosing), D25 (264 hours after last dosing). 31 Blood samples collecting points in total.

Registry
clinicaltrials.gov
Start Date
April 24, 2019
End Date
June 10, 2020
Last Updated
2 years ago
Study Type
Interventional
Study Design
Single Group
Sex
All

Investigators

Responsible Party
Sponsor

Eligibility Criteria

Inclusion Criteria

  • Sign the informed consent form
  • At the age of 18\~45 years old (including upper and lower limits).
  • Body weight of not less than 45 kg, body mass index 19 \~ 25kg/m2 range (including the upper and lower limits) \[ body mass index (BMI) = body weight (kg) / height2 (m2)\].

Exclusion Criteria

  • Participated in any drug test within 12 weeks prior to enrollment.
  • Drug abuse in the past 2 years or a history of substance abuse.
  • Drinking alcohol more than 2 unit per day (1 unit= 360 ml beer , or 45 ml 4.0% alcohol, or 150 ml liquor, or 50 ml wine ) 6 months before the screening, or subjects can not stop drinking during the hospitalization.
  • Drug abuse urine test at screening is positive.
  • Other protocol-defined inclusion and exclusion criteria may apply.

Arms & Interventions

Multiple dose oral administration

1mg Once Daily (QD) , oral administration,14 consecutive days

Intervention: Brexpiprazole

Outcomes

Primary Outcomes

Steady-state clearance (CLss/F)

Time Frame: Day1, Day2, Day10, Day11, Day12, Day13, Day14, Day15, Day16, Dv17, Day18, Day19, Dv21,Day23, Day25

Assessment of the steady-state clearance of Brexpiprazole

Area under steady state plasma concentration-time curve (AUC)ss

Time Frame: Day1, Day2, Day10, Day11, Day12, Day13, Day14, Day15, Day16, Dv17, Day18, Day19, Dv21,Day23, Day25

Assessment of the area under steady state plasma concentration-time curve of Brexpiprazole

Average steady-state plasma concentration (Css_av)

Time Frame: Day1, Day2, Day10, Day11, Day12, Day13, Day14, Day15, Day16, Dv17, Day18, Day19, Dv21,Day23, Day25

Assessment of the average steady-state plasma concentration (Css_av) of Brexpiprazole

Cumulative coefficient (RAUC, Rcmax)

Time Frame: Day1, Day2, Day10, Day11, Day12, Day13, Day14, Day15, Day16, Dv17, Day18, Day19, Dv21,Day23, Day25

Assessment of the cumulative coefficient of Brexpiprazole

Steady-state valley concentration(Css_min)

Time Frame: Day1, Day2, Day10, Day11, Day12, Day13, Day14, Day15, Day16, Dv17, Day18, Day19, Dv21,Day23, Day25

Assessment of the steady-state valley concentration of Brexpiprazole

Half-life (t1/2, z)

Time Frame: Day1, Day2, Day10, Day11, Day12, Day13, Day14, Day15, Day16, Dv17, Day18, Day19, Dv21,Day23, Day25

Assessment of the Half-life of Brexpiprazole

Fluctuation index (DF)

Time Frame: Day1, Day2, Day10, Day11, Day12, Day13, Day14, Day15, Day16, Dv17, Day18, Day19, Dv21,Day23, Day25

Assessment of the fluctuation index of Brexpiprazole

Steady-state peak time (Tss_max)

Time Frame: Day1, Day2, Day10, Day11, Day12, Day13, Day14, Day15, Day16, Dv17, Day18, Day19, Dv21,Day23, Day25

Assessment of the steady-state peak time of Brexpiprazole

Steady-state peak concentration (Css_max)

Time Frame: Day1, Day2, Day10, Day11, Day12, Day13, Day14, Day15, Day16, Dv17, Day18, Day19, Dv21,Day23, Day25

Assessment of the steady-state peak concentration of Brexpiprazole

Secondary Outcomes

  • The peak time (Tmax) after the first administration(Day1, Day2)
  • The peak concentration (Cmax) after the first administration(Day1, Day2)
  • Area under the plasma concentration-time curve (AUC0-24h)(Day1, Day2)
  • Valley concentration points(Day10, Day11, Day12, Day13, Day14)

Study Sites (1)

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