Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Papillomavirus Vaccines: later-stage trial registry
2 of 5 indexed Papillomavirus Vaccines trials are currently recruiting, with more weight in Phase 3-4.
Corpus placement: #3,391 of 28,707 conditions by registered trial count.
5 US clinical trials · 2 currently recruiting · #3,391 of 28,707 conditions by registered trial count
Papillomavirus Vaccines: 5 US clinical trials tracked, 2 recruiting.
Papillomavirus Vaccines is the subject of 5 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. 1 are in Phase 3-4 (later-stage) and 0 in Phase 1-2 (earlier-stage). The most active sponsor is Huong Nguyen, PhD, running 1 of these trials.
Enrollment posture brief
Registry condition papillomavirus-vaccines
OPEN 2 | RECR 40% | LATE 1 | EARLY 0 | RANK #3391 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Achondroplasia (40% recruiting · 10 trials)
Papillomavirus Vaccines lists 2 open slots (40% of 5 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 Papillomavirus Vaccines 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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Papillomavirus Vaccines is recruiting below its size-band peers.
2 of 5 indexed trials (40%) 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.
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One sponsor concentrates Papillomavirus Vaccines research.
Huong Nguyen, PhD accounts for 1 of 5 trials (20%). 5 distinct sponsors appear on at least one study for this condition label.
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Typical Papillomavirus Vaccines enrolment sits around 4,630 participants.
Median target enrolment is 4,630 among the 5 trials that report a genuine target (sentinel values excluded). 0 of those (0%) plan for fewer than 100 participants.
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Papillomavirus Vaccines research is mostly interventional.
5 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
5 total, page 1 of 1
ReMARK: Addressing Disparities in Rural HPV-related Cancer Prevention
University of Florida
NCT06535139
Immunogenicity of Gardasil-9 HPV Vaccine in People Living With HIV
Louisiana State University Health Sciences Center in New Orleans
NCT05266898
Impact of Adolescent Vaccine Reminder Notices Sent Via Preferred Method of Communication on HPV Vaccination
Huong Nguyen, PhD
NCT05148559
Provider-Focused Intervention for Maximizing HPV Vaccine Uptake in Young Cancer Survivors
University of Alabama at Birmingham
NCT04469569
Let's K-Talk - HPV Study for Ethnic Koreans
University of Cincinnati
NCT05884697
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 4 | 1 |
Top Sponsors
Named interventions
Most-linked intervention names on Papillomavirus Vaccines records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Papillomavirus Vaccines 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 Papillomavirus Vaccines page
5 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 2 Papillomavirus Vaccines trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Huong Nguyen, PhD sponsors the most Papillomavirus Vaccines trials on record, review their full trial history before evaluating a specific study. See Huong Nguyen, PhD'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 Papillomavirus Vaccines condition card totals 5 registered trials; most-linked intervention Written Information; top US site state Wisconsin. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.