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A Study to Evaluate the Safety, Tolerability, and Drug Levels of MYK-224 Administered in Single and Multiple Doses in Healthy Adult Japanese Participants

Phase 1
Completed
Conditions
Healthy Volunteers
Interventions
Other: Placebo
Registration Number
NCT05405543
Lead Sponsor
Bristol-Myers Squibb
Brief Summary

The purpose of this study is to evaluate the effects of both single and multiple dose drug levels of MYK-224 in healthy adult Japanese participants.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
36
Inclusion Criteria
  • Healthy as determined by medical history, physical examination, vital signs,12-lead electrocardiogram and routine laboratory assessments
  • Must have documented left Ventricular Ejection Fraction (LVEF) ≥60% (2D biplane Simpson's Method) at screening as determined by the echocardiographic core laboratory.
Exclusion Criteria
  • Any acute or chronic medical illness
  • History of heart disease

Other protocol-defined inclusion/exclusion criteria apply

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Arm 1MYK-224-
Arm 1Placebo-
Arm 2MYK-224-
Arm 2Placebo-
Arm 3MYK-224-
Arm 3Placebo-
Arm 4MYK-224-
Arm 4Placebo-
Primary Outcome Measures
NameTimeMethod
Maximum observed plasma concentration (Cmax)Up to 72 days
Time of maximum observed concentration (Tmax)Up to 72 days
Area under the plasma concentration-time curve from time zero to the time of the last quantifiable concentration (AUC[0-T])Up to 72 days
Secondary Outcome Measures
NameTimeMethod
Number of participants with serious adverse events (SAEs)Up to 130 days
Number of participants with adverse events leading to discontinuationUp to 130 days
Number of participants with vital sign abnormalitiesUp to 72 days
Number of participants with physical exam abnormalitiesUp to 72 days
Number of participants with clinical laboratory abnormalitiesUp to 72 days
Number of participants with electrocardiogram (ECG) abnormalitiesUp to 72 days
Measurement of left ventricular ejection fraction (LVEF)Up to 72 days
Measurement of left ventricular outflow tract velocity time integral (LVOT-VTI)Up to 72 days
Measurement of left ventricular fractional shortening (LVFS)Up to 72 days
Relative bioavailability of test forumulation compared to the reference formulation based on area under the concentration-time curve from time zero extrapolated to infinite time AUC(INF)Up to 72 days
Number of participants with adverse events (AEs)Up to 130 days
Measurement of left ventricular global longitudinal strain (LV GLS)Up to 72 days
Measurement of left ventricle stroke volume (LVSV)Up to 72 days
Measurement of lateral and septal early diastolic mitral annular velocity (e')Up to 72 days
Measurement of early diastolic mitral inflow velocity to early diastolic mitral annular velocity (E/e')Up to 72 days
Measurement of early diastolic mitral inflow velocity to late diastolic mitral inflow velocity ratio (E/A ratio)Up to 72 days
Measurement of left ventricular (LV) mass indexUp to 72 days
Measurement of left atrial volume indexUp to 72 days
Measurement of interventricular septal thicknessUp to 72 days
Measurement of posterior wall thicknessUp to 72 days
Measurement of LV end diastolic volumeUp to 72 days
Measurement of LV end diastolic volume indexUp to 72 days
Measurement of LV end systolic volumeUp to 72 days
Measurement of LV end systolic volume indexUp to 72 days
Relative bioavailability of test formulation compared to the reference formulation based on CmaxUp to 72 days
Relative bioavailability of test formulation compared to the reference formulation based on AUC(0-T)Up to 72 days

Trial Locations

Locations (1)

Local Institution - 0001

🇺🇸

Anaheim, California, United States

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