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ClinicalTrials.gov 1 recruiting now early-phase tilt small index

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

Nearest open-share peer: Abdominal Cancer (25% recruiting · 8 trials)

Ablation80%ACL Reconstruction80%Abuse, Drug60%Acceptability60%Seasonal Influenza (this)25%
Open-enrollment share among volume-matched conditions near Seasonal Influenza

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.

  1. 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.

Phase 14

Phase Distribution

PhaseTrial 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.

mRNA-1010 Biological
2 trials
VXA-A1.1 Biological
1 trials
mRNA-1010.2 Biological
1 trials
mRNA-1012.1 Biological
1 trials
mRNA-1011.2 Biological
1 trials
mRNA-1011.1 Biological
1 trials
Active Comparator Biological
1 trials
mRNA-1020 Biological
1 trials

US sites by state

Facility locations filed on Seasonal Influenza trials. A trial with sites in several states counts in each.

Oklahoma 2 trials
New York 2 trials
Missouri 2 trials
Maryland 2 trials
Georgia 2 trials
Florida 2 trials
Utah 1 trials
Texas 1 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

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.