Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.

ClinicalTrials.gov 1 recruiting now later-stage tilt small index

Factor VIII Deficiency: later-stage trial registry

1 of 1 indexed Factor VIII Deficiency trials are currently recruiting, with more weight in Phase 3-4.

Corpus placement: #11,370 of 28,707 conditions by registered trial count.

1 US clinical trials · 1 currently recruiting · #11,370 of 28,707 conditions by registered trial count

Factor VIII Deficiency: 1 US clinical trial tracked, 1 recruiting.

Factor VIII Deficiency is the subject of 1 registered US clinical trials on ClinicalTrials.gov, 1 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 Sanofi, running 1 of these trials.

Enrollment posture brief

Registry condition factor-viii-deficiency

OPEN 1 | RECR 100% | LATE 1 | EARLY 0 | RANK #11370 | SPON 1

Nearest open-share peer: Aortic Arch Aneurysm (100% recruiting · 5 trials)

Factor VIII Deficiency (this)100%Ablation80%ACL Reconstruction80%Abuse, Drug60%Acceptability60%
Open-enrollment share among volume-matched conditions near Factor VIII Deficiency

Factor VIII Deficiency lists 1 open slots (100% of 1 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 Factor VIII Deficiency 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. Factor VIII Deficiency is recruiting above its size-band peers.

    1 of 1 indexed trials (100%) 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 41

Phase Distribution

PhaseTrial count
Phase 4 1

Top Sponsors

Sanofi 1 trials

Named interventions

Most-linked intervention names on Factor VIII Deficiency records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Efanesoctocog alfa Drug
1 trials

US sites by state

Facility locations filed on Factor VIII Deficiency trials. A trial with sites in several states counts in each.

Ohio 1 trials
Indiana 1 trials
Iowa 1 trials
California 1 trials

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

What to do with this Factor VIII Deficiency page

1 registered trials, 1 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 1 Factor VIII Deficiency trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • Sanofi sponsors the most Factor VIII Deficiency trials on record, review their full trial history before evaluating a specific study. See Sanofi'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 Factor VIII Deficiency condition card totals 1 registered trials; most-linked intervention Efanesoctocog alfa; top US site state Ohio. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.