Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Respiratory Syncytial Virus Prevention: later-stage trial registry
A small indexed set (2 trials) with no open enrollment listed right now.
Corpus placement: #7,188 of 28,707 conditions by registered trial count.
2 US clinical trials · none currently recruiting · #7,188 of 28,707 conditions by registered trial count
Respiratory Syncytial Virus Prevention: 2 US clinical trials tracked, none currently recruiting.
Respiratory Syncytial Virus Prevention is the subject of 2 registered US clinical trials on ClinicalTrials.gov, none currently recruiting. 2 are in Phase 3-4 (later-stage) and 0 in Phase 1-2 (earlier-stage). The most active sponsor is Janssen Vaccines & Prevention B.V., running 2 of these trials.
Enrollment posture brief
Registry condition respiratory-syncytial-virus-prevention
OPEN 0 | RECR 0% | LATE 2 | EARLY 0 | RANK #7188 | SPON 2
Volume-matched condition peers
Nearest open-share peer: Accelerated Phase Chronic Myelogenous Leukemia (0% recruiting · 12 trials)
Respiratory Syncytial Virus Prevention has no open enrollment in this registry pull (2 archived studies). Peers show how other volume-matched labels compare on open share. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Respiratory Syncytial Virus Prevention 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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Respiratory Syncytial Virus Prevention is recruiting below its size-band peers.
0 of 2 indexed trials (0%) 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.
Indexed trials (enrollment closed)
2 total, page 1 of 1
A Study of an Ad26.RSV.PreF-based Regimen at the End of Shelf-life in Adults Aged 60 to 75 Years
Janssen Vaccines & Prevention B.V.
NCT05101486
A Study Evaluating the Immunogenicity of Different Clinical Trial Materials of Ad26.RSV.preF- Based Vaccine in Adults Aged 60 - 75 Years Old
Janssen Vaccines & Prevention B.V.
NCT05083585
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 3 | 2 |
Top Sponsors
Named interventions
Most-linked intervention names on Respiratory Syncytial Virus Prevention records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Respiratory Syncytial Virus Prevention 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 Respiratory Syncytial Virus Prevention page
2 registered trials, 0 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- No Respiratory Syncytial Virus Prevention trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
- Janssen Vaccines & Prevention B.V. sponsors the most Respiratory Syncytial Virus Prevention trials on record, review their full trial history before evaluating a specific study. See Janssen Vaccines & Prevention B.V.'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 Respiratory Syncytial Virus Prevention condition card totals 2 registered trials; most-linked intervention Ad26.RSV.PreF-based Vaccine; top US site state Ohio. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.