Jazz Pharmaceuticals plc announced that the first patient has been enrolled in a Phase 3 clinical trial comparing the efficacy and safety of defibrotide versus best supportive care (BSC) in the prevention of hepatic veno-occlusive disease (VOD) in adult and pediatric patients undergoing hematopoietic stem cell transplant (HSCT) who are at high risk or at very high risk of developing VOD. The defibrotide clinical trial will be conducted across approximately 100 medical centers in the United States (U.S.), Canada, Asia Pacific and countries in the European Union (EU).

