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Withdrawn Phase 3 Interventional

Study of a Gene Therapy Treatment for Hemophilia A

ClinicalTrials.gov ID: NCT06297486

Public ClinicalTrials.gov record NCT06297486. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 2:39 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 3, Single-arm, Open-label, Multicenter Study of the Safety and Efficacy of Dirloctocogene Samoparvovec (SPK 8011, Adeno-associated Viral Vector With B-domain Deleted Human Factor VIII Gene) in Adults With Severe or Moderately Severe Hemophilia A

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to evaluate the efficacy of SPK-8011 in preventing bleed episodes compared with FVIII prophylaxis in participants with hemophilia A without FVIII inhibitors on routine FVIII prophylaxis.

Study identification

NCT ID
NCT06297486
Recruitment status
Withdrawn
Study type
Interventional
Phase
Phase 3
Lead sponsor
Spark Therapeutics, Inc.
Industry
Enrollment
Not listed

Conditions and interventions

Conditions

Interventions

Genetic

Eligibility (public fields only)

Age range
18 Years and older
Sex
Male
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 13, 2024 (Actual)
Primary completion
May 2027 (Estimated)
Completion
Sep 4, 2035 (Estimated)
Last update posted
Dec 13, 2024

2024 – 2035

United States locations

U.S. sites
27
U.S. states
14
U.S. cities
26
Facility City State ZIP Site status
Phoenix Children's Hospital Phoenix Arizona 85016 —
Loma Linda University Health Loma Linda California 92354 —
Orthopaedic Institute for Children/Orthopaedic Hemophilia Treatment Center Los Angeles California 90007 —
Kaiser Permanente-Oakland Medical Center Oakland California 94611 —
Kaiser Permanente-Roseville Medical Center Roseville California 95661 —
Kaiser Permanente -Sacramento Medical Center Sacramento California 95814 —
Kaiser Permanente -San Francisco Medical Center San Francisco California 94115 —
University of California - San Francisco San Francisco California 94143 —
Kaiser Permanente- Santa Clara Medical Center Santa Clara California 94115 —
Kaiser Permanente-Vallejo Medical Center Vallejo California 94589 —
Kaiser Permanente -Walnut Creek Medical Center Walnut Creek California 94596 —
University of Florida Gainesville Florida 32610 —
Boston Children's Hospital Boston Massachusetts 02115 —
University of Minnesota Minneapolis Minnesota 55455 —
Newark Beth Israel Newark New Jersey 07112 —
Weill Cornell Medical Hospital New York New York 10065 —
University of North Carolina - Chapel Hill Chapel Hill North Carolina 27514 —
Cincinnati Children's Hospital Cincinnati Ohio 45229 —
University Hospitals Cleveland Cleveland Ohio 44106 —
Nationwide Children's Hospital Columbus Ohio 43205 —
Oregon Health & Sciences University Portland Oregon 97239 —
Penn State Hershey Medical Center Hershey Pennsylvania 17033 —
University of Pennsylvania Philadelphia Pennsylvania 19103 —
Cook Children's Hospital Fort Worth Texas 76104 —
The University of Texas Health Science Center at Houston-Gulf States Hemophilia & Thrombosis Center Houston Texas 77030 —
University of Utah Salt Lake City Utah 84112 —
Bloodworks NW Seattle Washington 98101 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT06297486, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Dec 13, 2024 · Synced Oct 21, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT06297486 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →