Fitusiran Prophylaxis in Male Pediatric Subjects Aged 1 to Less Than 12 Years With Hemophilia A or B

연구 개요

Primary Objective: \- To confirm appropriate dose levels of fitusiran when administered to male pediatric participants (ages 1 to \<12 years of age) with severe hemophilia A or B Secondary Objectives: * To characterize the safety and tolerability * To determine fitusiran plasma concentrations at selected time points