SEVENFACT® for Bleeding Events in Hemophilia With Inhibitors — StellaPhase 4 — Post-approval study. The treatment has been approved, but researchers continue monitoring it in a large population over time.
Trial locations(21 sites)
United States
Arizona Hemophilia and Thrombosis Center at Phoenix Children's Hospital, Phoenix, Arizona Arkansas Center for Bleeding Disorders, Little Rock, Arkansas Orthopaedic Institute for Children, Los Angeles, California University of California at Davis UC Davis Hemostasis and Thrombosis Center, Sacramento, California Children's National Hemophilia Center, Washington D.C., District of Columbia Arnold Palmer Hospital for Children - The Haley Center for Children's Cancer and Blood Disorders, Orlando, Florida Hemophilia of Georgia Center for Bleeding and Clotting Disorders of Emory, Adult Division, Atlanta, Georgia Willett Children's Hospital at Memorial University Medical Center, Savannah, Georgia Massachusetts General Hospital Comprehensive Hemophilia and Thrombosis Treatment Center, Boston, Massachusetts Children's Hospital of Michigan, Detroit, Michigan Henry Ford Health System, Detroit, Michigan MSU Center for Bleeding and Clotting Disorders, Lansing, Michigan Center for Bleeding and Clotting Disorders, University of Minnesota, Minneapolis, Minnesota Mayo Comprehensive Hemophilia Center, Rochester, Minnesota Kansas City Regional Hemophilia Center, Kansas City, Missouri Northwell Health, Long Island Jewish, New Hyde Park, New York Brody School of Medicine at East Carolina University, Greenville, North Carolina University Hospitals Health System Cleveland, Cleveland, Ohio Oklahoma Center for Bleeding and Clotting Disorders, Oklahoma City, Oklahoma Vanderbilt University Medical Center, Nashville, Tennessee Gulf States Hemophilia and Thrombophilia Center-University of Texas Health Science Center @Houston, Houston, Texas Last updated January 2026