Status:

COMPLETED

Lead-in Study to Collect Prospective Efficacy and Safety Data of Current FVIII Prophylaxis Replacement Therapy in Adult Hemophilia A Participants

Lead Sponsor:

Spark Therapeutics, Inc.

Conditions:

Blood Coagulation Disorder

Blood Coagulation Disorders, Inherited

Eligibility:

MALE

18+ years

Brief Summary

The aim of this prospective, observational study is to establish a dataset on the frequency of bleeding events, as well as other characteristics of bleeding events and FVIII infusions, in patients wit...

Eligibility Criteria

Inclusion

  • Able and willing to provide written informed consent.
  • Males ≥18 years of age.
  • Clinically severe hemophilia A
  • Previous exposure to FVIII therapy
  • No prior history of hypersensitivity or anaphylaxis associated with an FVIII or intravenous immunoglobulin administration.
  • No measurable inhibitor against FVIII
  • Willing to participate and receive treatment in a future Spark hemophilia A gene therapy study.

Exclusion

  • Documented active hepatitis B or C within the past 12 months of Screening
  • Currently on antiviral therapy to treat hepatitis B or C;
  • Documented significant liver disease within the past 6 months of Screening
  • Have serological evidence of HIV-1 or HIV-2
  • Anti-AAV-Spark 200 neutralizing titers ≥1:1
  • Previously received SPK-8011;
  • Previously dosed with any investigational or approved gene therapy product at any time or treated with an investigational drug within the last 12 weeks;
  • Planned surgical procedure in the next 12 months requiring FVIII prophylactic treatment.
  • Any history of chronic infection or other chronic disease, concurrent clinically significant major disease (such as liver abnormalities or type I diabetes) including active malignancy, except for non-melanoma skin cancer, any other condition or any other unspecified reasons that, in opinion of the Investigator or Sponsor, makes the participant unsuitable for participation and dosing in a future clinical study for Spark's hemophilia A gene therapy.
  • Unable or unwilling to comply with the schedule of visits and/or study assessments described in the protocol.

Key Trial Info

Start Date :

January 21 2019

Trial Type :

OBSERVATIONAL

Allocation :

ACTUAL

End Date :

May 2 2023

Estimated Enrollment :

25 Patients enrolled

Trial Details

Trial ID

NCT03876301

Start Date

January 21 2019

End Date

May 2 2023

Last Update

July 10 2023

Active Locations (11)

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Page 1 of 3 (11 locations)

1

University of California San Francisco

San Francisco, California, United States, 94117

2

University of Florida

Gainesville, Florida, United States, 32610

3

Emory University

Atlanta, Georgia, United States, 30322

4

Children's Hospital of Michigan

Detroit, Michigan, United States, 48201