CI

At a glance

ClinicalIndex Comparison Record
Phase 3Active· 77 enrolled
Drug / intervention
PF-07055480 (giroctocogene fitelparovec): Recombinant AAV2/6 Human Factor VIII Gene Therapybiological
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04370054
NCT04370054Phase 3Active

Phase 3, Open-Label, Single-Arm Study to Evaluate the Efficacy and Safety of PF-07055480 (Recombinant AAV2/6 Human Factor VIII Gene Therapy) in Adult Male Participants With Moderately Severe to Severe Hemophilia A(FVIII:C≤1%)

Pfizer·interventional·Posted Apr 30, 2020·Updated May 18, 2026

In Brief

A Phase 3 clinical trial evaluating PF-07055480 (giroctocogene fitelparovec): Recombinant AAV2/6 Human Factor VIII Gene Therapy for Hemophilia A. Active but no longer recruiting, targeting 77 participants across 45 sites in 16 countries.

Detailed Summary

C3731003 is a pivotal Phase 3 study to evaluate the clinical efficacy and safety of a single IV infusion of PF-07055480 / giroctocogene fitelparvovec (Recombinant AAV2/6 Human Factor VIII Gene Therapy) in adult male participants with moderately severe or severe hemophilia A (FVIII:C≤1%) for the study duration of 5 years. The study will enroll eligible participants who have been followed on routine prophylaxis with FVIII products in the Lead-In study C0371004.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsHemophilia A
CountriesAustralia, Brazil, Canada, France, Germany, Greece, Italy, Japan, Saudi Arabia, South Korea, Spain, Sweden, Taiwan, Turkey (Türkiye), United Kingdom, United States
Collaborators--

Timeline

Phase 3Active
202120222023202420252026
First PostedApr 30, 2020
Enrollment StartAug 18, 2020
Primary CompletionJun 17, 2024
Study CompletionOct 25, 2026
TodayJul 2, 2026
Enrollment to primary: 3.8 yearsPosted 6.2 years ago

Interventions

PF-07055480 (giroctocogene fitelparovec): Recombinant AAV2/6 Human Factor VIII Gene Therapybiological

Single IV infusion