Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Heart: early-phase trial registry
2 of 2 indexed Heart trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #7,188 of 28,707 conditions by registered trial count.
2 US clinical trials · 2 currently recruiting · #7,188 of 28,707 conditions by registered trial count
Heart: 2 US clinical trials tracked, 2 recruiting.
Heart is the subject of 2 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is Vasa Therapeutics, running 1 of these trials.
Enrollment posture brief
Registry condition heart
OPEN 2 | RECR 100% | LATE 0 | EARLY 1 | RANK #7188 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Aortic Arch Aneurysm (100% recruiting · 5 trials)
Heart lists 2 open slots (100% of 2 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Heart on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Heart is recruiting above its size-band peers.
2 of 2 indexed trials (100%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
Open and recent trials
2 total, page 1 of 1
Transfusion Requirements in Younger Patients Undergoing Cardiac Surgery
Unity Health Toronto
NCT04754022
A Safety, Tolerability, and Biomarker Trial of VS-041 in Participants With Heart Failure With Preserved Ejection Fraction (HFpEF)
Vasa Therapeutics
NCT07219511
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 1 |
Top Sponsors
Named interventions
Most-linked intervention names on Heart records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Heart trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Heart page
2 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 2 Heart trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Vasa Therapeutics sponsors the most Heart trials on record, review their full trial history before evaluating a specific study. See Vasa Therapeutics's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Heart condition card totals 2 registered trials; most-linked intervention VS-041; top US site state New York. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.