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A Single and Multiple Ascending Dose Study of CK-4021586 in Healthy Adult Participants

Phase 1
Completed
Conditions
Healthy Participants
Interventions
Drug: Placebo for CK-4021586
Registration Number
NCT05877053
Lead Sponsor
Cytokinetics
Brief Summary

The purposes of this study are to:

* Learn about the safety and tolerability of CK 4021586 after a single dose and multiple doses in healthy subjects.

* Find out how much CK-4021586 is in the blood after a single dose and multiple doses.

* Determine the effect different doses of CK-4021586 on the pumping function of the heart.

* Determine the effect of food in the stomach on how much CK-4021586 is in the blood after a single dose.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
102
Inclusion Criteria
  • Healthy male and female participants aged between 18 and 55 years (inclusive) with a body mass index between 18.0 and 30.0 kg/m2 (inclusive), with a body weight > 50.0 kg
Exclusion Criteria
  • Significant history or clinical manifestation of any significant metabolic, allergic/immunologic, dermatologic, hepatic, renal, hematologic, respiratory, cardiovascular (including arrhythmia), gastrointestinal, gallbladder/biliary, musculoskeletal, neurologic, or psychiatric disorder in the opinion of the Investigator or designee.
  • History of significant hypersensitivity or allergy to any drug compound or other substance, unless approved by the Investigator and the Sponsor's Medical Monitor.
  • History of stomach or intestinal surgery or resection that would potentially alter absorption and/or excretion of orally administered drugs (uncomplicated appendectomy, hernia repair, and/or cholecystectomy will be allowed).
  • Participants with breast implants that may impede echocardiography
  • Clinically significant illness within 4 weeks prior to check in.
  • Significant ECG abnormalities (heart block, prolonged QT interval, arrhythmia)
  • History of, or current substance abuse (drug or alcohol), known drug or alcohol dependence within the last 2 years prior to Screening, or positive test for drugs of abuse during the screening period
  • Any acute or chronic condition that would limit the participant's ability to complete and/or participate in this clinical study, in the judgment of the Investigator

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Placebo for MAD CohortPlacebo for CK-4021586Subjects will be assigned to one of approximately 4 planned cohorts and receive multiple of placebo
CK-4021586 for SAD CohortCK-4021586Subjects will be assigned to one of 8 planned dose cohorts and receive single doses of CK-4021586
Placebo for SAD CohortPlacebo for CK-4021586Subjects will be assigned to one of approximately 8 planned cohorts and receive single doses of placebo
Food EffectCK-4021586Healthy subjects will be administered CK-4021586 with and without food in a cross-over fashion
CK-4021586 for MAD CohortCK-4021586Subjects will be assigned to one of 4 planned dose cohorts and receive multiple doses of CK-4021586
Primary Outcome Measures
NameTimeMethod
Incidence and severity of AEsTime Frame for SAD Cohorts: Day -1 - Day 7; Time Frame for MAD Cohorts: Day -1 - Day 14; Time Frame for Food Effect Cohorts: Days 1 to 7 (Treatment Periods 1 and 2)

To assess the safety and tolerability of CK-4021586 when administered orally as single or multiple doses to healthy participants

Secondary Outcome Measures
NameTimeMethod
Primary PK parameters of CK-4021586 including AUCTime Frame for SAD Cohorts: Day -1 - Day 7; Time Frame for MAD Cohorts: Day -1 - Day 14; Time Frame for Food Effect Cohorts: Days 1 to 7 (Treatment Periods 1 and 2)

To characterize the PK of CK-4021586 and CK-4022235 after single and multiple oral doses in healthy participants

Changes over time from baseline in echocardiographic parameters including, but not limited to, LVEFTime Frame for SAD Cohorts: Day -1 - Day 7; Time Frame for MAD Cohorts: Day -1 - Day 14

To characterize the PD effects of single and multiple oral doses of CK-4021586 in healthy participants

Trial Locations

Locations (1)

Celerion

🇺🇸

Tempe, Arizona, United States

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