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

brief summary

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 ≥17 years of age

detailed description

official title

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