๐Ÿ›๏ธ Verified NIH Record โ€ข Updated 2025-12-15

Long-term Safety and Efficacy Study of Fitusiran in Patients With Hemophilia A or B, With or Without Inhibitory Antibodies to Factor VIII or IX (NCT03754790)

An Open-label, Long-term Safety and Efficacy Study of Fitusiran in Patients With Hemophilia A or B, With or Without Inhibitory Antibodies to Factor VIII or IX

๐Ÿ”ต Active, Not Recruiting Phase3 ๐Ÿ’Š Investigational Drug / Biologic Sponsor: Genzyme, a Sanofi Company

๐Ÿฉบ Plain-English Summary (8th-Grade Level)

Primary Objective: To characterize the long-term safety and tolerability of fitusiran Secondary Objectives: * To characterize the efficacy and long-term efficacy of fitusiran as assessed by the frequency of: * Bleeding episodes * Spontaneous bleeding episodes * Joint bleeding episodes * To characterize the effects of fitusiran on health-related quality of life (HRQOL) measures in participants โ‰ฅ17 years of age

Who can join: Review the eligibility criteria below.

Location: Phoenix Childrens Hospital Site Number : 8400009 โ€” Phoenix, Arizona

Age range: 12 Years

๐Ÿงช Interventions in This Study

๐Ÿ“‹ "Do I Qualify?" โ€” 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria โ†—

๐Ÿ“ All Participating Trial Locations (79 Sites)

Showing the first 25 of 79 sites.

  • Phoenix Childrens Hospital Site Number : 8400009 โ€” Phoenix, Arizona
  • Children's Hospital Los Angeles Site Number : 8400019 โ€” Los Angeles, California
  • Center for Inherited Blood Disorders (CIBD) Site Number : 8400016 โ€” Orange, California
  • Nemours Children's Clinic Site Number : 8400008 โ€” Jacksonville, Florida
  • St Joseph's Children's Hospital of Tampa Site Number : 8400002 โ€” Tampa, Florida
  • Rush University Medical Center -1725 W Harrison St Site Number : 8400001 โ€” Chicago, Illinois
  • ~Massachusetts General Hospital Site Number : 8400011 โ€” Boston, Massachusetts
  • University of Michigan Hospital - 1500 E Medical Center Dr Site Number : 8400012 โ€” Ann Arbor, Michigan
  • Alliance for Childhood Diseases Site Number : 8400007 โ€” Las Vegas, Nevada
  • Childrens Hospital Medical Center of Akron Site Number : 8400006 โ€” Akron, Ohio
  • Investigational Site Number : 0360001 โ€” Camperdown, New South Wales
  • Investigational Site Number : 0360003 โ€” Prahran, Victoria
  • Investigational Site Number : 0360002 โ€” Murdoch, Western Australia
  • Investigational Site Number : 1240001 โ€” Montreal, Quebec
  • Investigational Site Number : 1560004 โ€” Beijing,
  • Investigational Site Number : 1560007 โ€” Beijing,
  • Investigational Site Number : 1560014 โ€” Changsha,
  • Investigational Site Number : 1560009 โ€” Chengdu,
  • Investigational Site Number : 1560002 โ€” Guangzhou,
  • Investigational Site Number : 1560011 โ€” Guiyang,
  • Investigational Site Number : 1560005 โ€” Hangzhou,
  • Investigational Site Number : 1560008 โ€” Jinan,
  • Investigational Site Number : 1560012 โ€” Kunming,
  • Investigational Site Number : 1560013 โ€” Lanzhou,
  • Investigational Site Number : 1560010 โ€” Qingdao,

๐Ÿ’ฐ Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA ยง 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

Explore by condition: All Hemophilia clinical trials

๐Ÿ’ก How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Review the official NIH record below to find the coordinating site.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
๐Ÿ›๏ธ View Official NIH Record โ†—