Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Vaccines, Pneumococcal: later-stage trial registry
A small indexed set (3 trials) with no open enrollment listed right now.
Corpus placement: #5,209 of 28,707 conditions by registered trial count.
3 US clinical trials · none currently recruiting · #5,209 of 28,707 conditions by registered trial count
Vaccines, Pneumococcal: 3 US clinical trials tracked, none currently recruiting.
Vaccines, Pneumococcal is the subject of 3 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 Pfizer, running 2 of these trials.
Enrollment posture brief
Registry condition vaccines-pneumococcal
OPEN 0 | RECR 0% | LATE 2 | EARLY 0 | RANK #5209 | SPON 2
Volume-matched condition peers
Nearest open-share peer: Accelerated Phase Chronic Myelogenous Leukemia (0% recruiting · 12 trials)
Vaccines, Pneumococcal has no open enrollment in this registry pull (3 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 Vaccines, Pneumococcal 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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Vaccines, Pneumococcal is recruiting below its size-band peers.
0 of 3 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)
3 total, page 1 of 1
Study Evaluating 13-valent Pneumococcal Conjugate Vaccine In Healthy Infants
Wyeth is now a wholly owned subsidiary of Pfizer
NCT00444457
Epidemiologic Study Of The Distribution Of Vaccine-Type Streptococcus Pneumoniae Serotypes In Adults In The US With Community-Acquired Pneumonia
Pfizer
NCT01086397
Study Comparing 13-valent Pneumococcal Conjugate Vaccine With 7-valent Pneumococcal Conjugate Vaccine
Pfizer
NCT00373958
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 3 | 2 |
Top Sponsors
Named interventions
Most-linked intervention names on Vaccines, Pneumococcal records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Vaccines, Pneumococcal 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 Vaccines, Pneumococcal page
3 registered trials, 0 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- No Vaccines, Pneumococcal trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
- Pfizer sponsors the most Vaccines, Pneumococcal trials on record, review their full trial history before evaluating a specific study. See Pfizer'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 Vaccines, Pneumococcal condition card totals 3 registered trials; most-linked intervention 7vPnc pneumococcal conjugate vaccine; top US site state Florida. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.