Could a common supplement help hearts pump better?
NCT ID NCT07367724
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests a medicine called ademetionine in 44 adults with a heart condition that blocks blood flow. Participants will take either the medicine or a placebo for 16 weeks. Researchers will check if it helps with exercise, symptoms, and heart function.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 44 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2026
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- Lead sponsor
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A government agency
The lead sponsor is a government body.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Meet the diagnostic criteria for HCM. * Age ≥ 18 years at screening. * LVEF ≥ 50% at screening. * Echocardiography demonstrates a resting or provoked LVOTG ≥ 30 mmHg at screening. * NYHA Functional Class II-III at screening. * Able to perform CPET. * Patients receiving treatment with β-blockers or non-dihydropyridine calcium channel blockers should have been on a stable dose for at least 6 weeks prior to randomization and are expected to maintain the same medication during the trial. Who have previously received cardiac myosin inhibitors (e.g., Mavacamten) must discontinue the treatment for at least 8 weeks prior to randomization. * Willing and able to sign the informed consent form and comply with all scheduled study visits. Exclusion Criteria: * History of severe hypersensitivity to any component of Ademetionine 1,4-Butanedisulfonate Enteric-coated Tablets. * History of psychiatric disorders, or current use of antidepressants such as clomipramine. * Planned for any surgical (including septal reduction therapy) or interventional procedure during the trial period. * Planned use of cardiac myosin inhibitors (e.g., Mavacamten) during the trial period. * Currently pregnant or planning pregnancy. * Currently participation in another drug or device clinical trial. * History of any other disease with a life expectancy of less than 1 year.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
3 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Fuwai Hospital
RECRUITINGBeijing, China
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The First Affiliated Hospital of Xinjiang Medical University
NOT_YET_RECRUITINGXinjiang, China
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Zhongshan Hospital, Shanghai Medical College of Fudan University
RECRUITINGShanghai, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Testing whether beta-blockers can be dropped once mavacamten steadies a thickened heart
- Can smarter dosing of mavacamten unblock the heart more effectively?
- New heart drug aficamten challenges standard Beta-Blocker in major trial
- Heart drug mavacamten under the microscope: Real-World study launches
- Heart drug mavacamten shows promise in Real-World study
- Gene test may personalize heart drug dosing