Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Herpes Zoster Vaccine: 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
Herpes Zoster Vaccine: 2 US clinical trials tracked, none currently recruiting.
Herpes Zoster Vaccine 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 GlaxoSmithKline, running 2 of these trials.
Enrollment posture brief
Registry condition herpes-zoster-vaccine
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)
Herpes Zoster Vaccine 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 Herpes Zoster Vaccine 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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Herpes Zoster Vaccine 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
Study to Evaluate Efficacy, Safety and Immunogenicity of GlaxoSmithKline (GSK) Biologicals' Herpes Zoster (HZ) Vaccine GSK1437173A in Adults Aged 70 Years and Older
GlaxoSmithKline
NCT01165229
Study to Evaluate Immunogenicity and Safety Study of GSK Biologicals' Herpes Zoster (HZ) Vaccine GSK1437173A When Co-administered With Pneumovax 23™ in Adults Aged 50 Years and Older
GlaxoSmithKline
NCT02045836
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 3 | 2 |
Top Sponsors
Named interventions
Most-linked intervention names on Herpes Zoster Vaccine records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Herpes Zoster Vaccine 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 Herpes Zoster Vaccine page
2 registered trials, 0 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- No Herpes Zoster Vaccine trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
- GlaxoSmithKline sponsors the most Herpes Zoster Vaccine trials on record, review their full trial history before evaluating a specific study. See GlaxoSmithKline'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 Herpes Zoster Vaccine condition card totals 2 registered trials; most-linked intervention Herpes Zoster Vaccine GSK1437173A; top US site state Maryland. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.