Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Afib: early-phase trial registry
1 of 3 indexed Afib trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #5,209 of 28,707 conditions by registered trial count.
3 US clinical trials · 1 currently recruiting · #5,209 of 28,707 conditions by registered trial count
Afib: 3 US clinical trials tracked, 1 recruiting.
Afib is the subject of 3 registered US clinical trials on ClinicalTrials.gov, 1 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 2 in Phase 1-2 (earlier-stage). The most active sponsor is Piedmont Healthcare, running 1 of these trials.
Enrollment posture brief
Registry condition afib
OPEN 1 | RECR 33% | LATE 0 | EARLY 2 | RANK #5209 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Adherence, Treatment (33% recruiting · 6 trials)
Afib lists 1 open slots (33% of 3 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 Afib 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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Afib is recruiting below its size-band peers.
1 of 3 indexed trials (33.3%) 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
3 total, page 1 of 1
Sleep Apnea Triggers of Atrial Fibrillation: N-of-1 Randomized Control Trial (SPARTA):
The Cleveland Clinic
NCT07087587
Efficacy of Aldosterone Antagonist Therapy for Prevention of New Atrial Fibrillation
Piedmont Healthcare
NCT03929718
Stroke Feasibility Study
AtriCure
NCT01997905
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 2 |
Top Sponsors
Named interventions
Most-linked intervention names on Afib records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Afib 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 Afib page
3 registered trials, 1 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 1 Afib trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Piedmont Healthcare sponsors the most Afib trials on record, review their full trial history before evaluating a specific study. See Piedmont Healthcare'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 Afib condition card totals 3 registered trials; most-linked intervention AtriClip LAA Exclusion Device; top US site state Ohio. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.