Overview Study Using Eculizumab in Transfusion Dependent Paroxysmal Nocturnal Hemoglobinuria (PNH) Patients Status: Completed Trial end date: 2006-01-01 Target enrollment: Participant gender: Summary The primary objective is to evaluate the safety and efficacy of eculizumab in transfusion dependent patients with hemolytic PNH. Phase: Phase 3 Details Lead Sponsor: Alexion PharmaceuticalsTreatments: Eculizumab