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CK-3773274 - Granules in

Phase 1

Symptomatic Obstructive Hypertrophic Cardiomyopathy | Small molecule | Cardiovascular |Cytokinetics, Incorporated|Last Updated: Jan 24, 2025

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedDouble-BlindPLACEBO_CONTROLLEDBiomarker
Total Trials1
Total Enrollment114
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT03767855A Single and Multiple Ascending Dose Study of CK-3773274 in Healthy Adult SubjectsPHASE1 COMPLETED 114Dec 4, 2018Jan 3, 2020Jan 24, 20251 United States
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Study Endpoints
Primary Endpoints
Incidence of Adverse events and Safety Signals observed during single and multiple ascending doses of CK-3773274 administered orally to healthy adult subjects.
SAD Cohorts: Day -1 - Day 10; CYP2D6 Cohort: Day -1 - Day - 24; MAD Cohorts: Day -1 - Day 27; Food Effect Cohort: Day -1 - Day 24; relative Bioavailability Cohort: Day -1 - Day 29

Subject incidence of AEs, SAEs, and reduced LVEF

Secondary Endpoints
Cmax of CK-3773274 after single and multiple ascending doses
SAD Cohorts: Day 1; CYP2D6 Cohort: Day 1; MAD Cohorts: Day 14 or Day 17; Food Effect Cohort: Day 15; Relative Bioavailability Cohort: Day 15
Change in absolute reduction in ejection fraction relative to baseline with doses of CK-3773274
Time Frame for SAD Cohorts: Day -1 - Day 10; Time Frame for CYP2D6 Cohort: Day -1 - Day 24; Time Frame for MAD Cohorts: Day -1 - Day 27
Assess the effect of CYP2D6 genetic variants on the PK of CK-3773274
Day -1 - Day 24
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Study Design & Arms
AllocationRANDOMIZED
MaskingTRIPLE
ModelSEQUENTIAL
PurposeBASIC_SCIENCE
Treatment Arms
ArmTypeDescription
CK-3773274 for SAD CohortsEXPERIMENTALSubjects will be assigned to one of 8 planned dose cohorts and receive single doses of CK-3773274
Placebo for SAD CohortsPLACEBO_COMPARATORSubjects will be assigned to one of 8 planned dose cohorts and receive single doses of placebo
CK-3773274 for MAD CohortsEXPERIMENTALSubjects will be assigned to one of 3 planned dose cohorts and receive multiple doses of CK-3773274
Placebo for MAD CohortsPLACEBO_COMPARATORSubjects will be assigned to one of 3 planned dose cohorts and receive multiple doses of placebo
CK-3773274 for CYP2D6 CohortEXPERIMENTALSubjects with CYP2D6 poor metabolizer phenotype will be assigned to receive a single dose of CK-3773274
Placebo for CYP2D6 CohortPLACEBO_COMPARATORSubjects with CYP2D6 poor metabolizer phenotype will be assigned to receive a single dose of placebo
Food EffectEXPERIMENTALSubjects will be administered CK-3773274 with and without food in a randomized cross-over fashion
Relative BioavailabilityEXPERIMENTALSubjects will be administered CK-3773274 as granules in a capsule and as a tablet in a randomized cross-over fashion.
Interventions
NameTypeDescription
CK-3773274 - Granules in CapsuleDRUGCK-3773274 formulated as granules in capsule
Placebo - Granules in CapsuleDRUGPlacebo formulated as granules in capsule
CK-3773274 - TabletsDRUGCK-3773274 formulated as tablets
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Eligibility Criteria
Age Range18 Years — 55 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: 1. Males and females (of non-childbearing potential) between 18 and 55 years of age, inclusive 2. Body weight \> 55.0 kg and body mass index within 18.0 to 32.0 kg/m2, inclusive 3. Normal cardiac structure and function, or if abnormalities are present, they are deemed not clinic...

Countries:United States
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