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A Phase 3, Multi-center, Randomized, Double-blind Trial to Evaluate the Efficacy and Safety of Aficamten Compared to Metoprolol in Adults with Symptomatic Obstructive Hypertrophic Cardiomyopathy

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-504809-37-00
Acronym
CY 6032
Enrollment
53
Registered
2023-12-11
Start date
2024-02-07
Completion date
2025-02-14
Last updated
2025-02-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Symptomatic Obstructive Hypertrophic Cardiomyopathy

Brief summary

Change in peak oxygen uptake (pVO2) by cardiopulmonary exercise testing (CPET) from baseline to Week 24

Detailed description

Proportion of participants with ≥ 1 class improvement in NYHA Functional Class from baseline to Week 24, Change in Kansas City Cardiomyopathy Questionnaire – Clinical Summary Score (KCCQ-CSS) from baseline to Week 24, "• Change in left ventricular mass index (LVMI) from baseline to Week 24 • Change in left atrial volume index (LAVI) from baseline to Week 24", Change from baseline values in NT-proBNP from baseline to Week 24, Change in post-Valsalva LVOT-G from baseline to Week 24

Interventions

DRUGPlacebo (Metoprolol succinate)
DRUGMetoprololsuccinat STADA® 47
DRUG5 mg Retardtabletten
DRUGDOBUTAMINE
DRUGPlacebo (Aficamten)

Sponsors

Cytokinetics Inc.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Change in peak oxygen uptake (pVO2) by cardiopulmonary exercise testing (CPET) from baseline to Week 24

Secondary

MeasureTime frame
Proportion of participants with ≥ 1 class improvement in NYHA Functional Class from baseline to Week 24, Change in Kansas City Cardiomyopathy Questionnaire – Clinical Summary Score (KCCQ-CSS) from baseline to Week 24, "• Change in left ventricular mass index (LVMI) from baseline to Week 24 • Change in left atrial volume index (LAVI) from baseline to Week 24", Change from baseline values in NT-proBNP from baseline to Week 24, Change in post-Valsalva LVOT-G from baseline to Week 24

Countries

Denmark, France, Germany, Hungary, Italy, Netherlands, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026