Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Seasonal Influenza: early-phase trial registry
1 of 4 indexed Seasonal Influenza trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #4,115 of 28,707 conditions by registered trial count.
4 US clinical trials · 1 currently recruiting · #4,115 of 28,707 conditions by registered trial count
Seasonal Influenza: 4 US clinical trials tracked, 1 recruiting.
Seasonal Influenza is the subject of 4 registered US clinical trials on ClinicalTrials.gov, 1 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 4 in Phase 1-2 (earlier-stage). The most active sponsor is ModernaTX, running 2 of these trials.
Enrollment posture brief
Registry condition seasonal-influenza
OPEN 1 | RECR 25% | LATE 0 | EARLY 4 | RANK #4115 | SPON 2
Volume-matched condition peers
Nearest open-share peer: Abdominal Cancer (25% recruiting · 8 trials)
Seasonal Influenza lists 1 open slots (25% of 4 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 Seasonal Influenza 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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Seasonal Influenza is recruiting below its size-band peers.
1 of 4 indexed trials (25%) 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
4 total, page 1 of 1
Evaluating the Dose, Safety, Tolerability, and Immunogenicity of Mosaic Hexavalent Influenza Vaccine VRCFLUMOS0116-00-VP (FluMos-v2) With and Without ALFQ Adjuvant in Healthy Adults
National Institute of Allergy and Infectious Diseases (NIAID)
NCT06863142
A Study of mRNA-1011.1, mRNA-1011.2, and mRNA-1012.1 Candidate Seasonal Influenza Vaccines in Healthy Adults
ModernaTX
NCT05827068
A Study of mRNA-1020 and mRNA-1030 Seasonal Influenza Vaccines in Healthy Adults
ModernaTX
NCT05333289
Immunogenicity of Seasonal Influenza by Delivery Directly to Ileum
Vaxart
NCT01761123
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 4 |
Named interventions
Most-linked intervention names on Seasonal Influenza records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Seasonal Influenza 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 Seasonal Influenza page
4 registered trials, 1 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 1 Seasonal Influenza trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- ModernaTX sponsors the most Seasonal Influenza trials on record, review their full trial history before evaluating a specific study. See ModernaTX'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 Seasonal Influenza condition card totals 4 registered trials; most-linked intervention mRNA-1010; top US site state Oklahoma. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.