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Completed Phase 3 Interventional Results available

Clinical Study to Evaluate Mavacamten (MYK-461) in Adults With Symptomatic Obstructive Hypertrophic Cardiomyopathy

ClinicalTrials.gov ID: NCT03470545

Public ClinicalTrials.gov record NCT03470545. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 21, 2026, 4:42 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized, Double Blind, Placebo Controlled Clinical Study to Evaluate Mavacamten (MYK-461) in Adults With Symptomatic Obstructive Hypertrophic Cardiomyopathy

Study identification

NCT ID
NCT03470545
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
MyoKardia, Inc.
Industry
Enrollment
251 participants

Conditions and interventions

Interventions

  • mavacamten Drug
  • Placebo Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
May 28, 2018
Primary completion
Mar 13, 2020
Completion
May 5, 2020
Last update posted
Oct 3, 2021

2018 – 2020

United States locations

U.S. sites
29
U.S. states
19
U.S. cities
26
Facility City State ZIP Site status
Mayo Clinic Arizona Scottsdale Arizona 85259
Cedars-Sinai Medical Center (Smidt Heart Institute) Los Angeles California 90048
UCSF School of Medicine San Francisco California 94143
Stanford University Stanford California 94305
Yale New Haven Hospital New Haven Connecticut 16511
Mayo Clinic Jacksonville - PPDS Jacksonville Florida 32224
Northwestern University Chicago Illinois 60611
University Of Iowa Hospitals And Clinics Iowa City Iowa 52242
Brigham and Women's Hospital Boston Massachusetts 02115
University of Michigan Ann Arbor Michigan 48109
Spectrum Health Grand Rapids Michigan 49512
Washington University School of Medicine St Louis Missouri 63110
NYU Langone Medical Center New York New York 10017
Columbia University Medical Center New York New York 10032
Carolinas Medical Center Charlotte North Carolina 28203
Duke Cardiology at Southpoint Durham North Carolina 27710
Cincinnati Children's Hospital Medical Center Cincinnati Ohio 45229
Oregon Health & Science University Portland Oregon 97239
St. Luke's Cardiology Associates Bethlehem Pennsylvania 18018
University of Pennsylvania (Penn Heart and Vascular Center) Philadelphia Pennsylvania 19104
University of Pittsburgh Medical Center Presbyterian Pittsburgh Pennsylvania 15213
Methodist University Hospital Memphis Tennessee 38163
University of Texas Southwestern Medical Center Dallas Texas 75235
Houston Methodist Hospital Houston Texas 77030
University of Texas Houston Medical School Houston Texas 77030
Intermountain Medical Center Salt Lake City Utah 84107
University of Utah Salt Lake City Utah 84132
University of Virginia Health System Charlottesville Virginia 22903
University of Washington Medical Center Seattle Washington 98195

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 42 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03470545, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Oct 3, 2021 · Synced Jul 21, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03470545 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →