A Phase 1/2, Global, Open-Label, Extension Study to Evaluate the Long-Term Safety and Clinical Activity of mRNA-3705 in Participants Previously Enrolled in Other Clinical Studies of mRNA-3705
ModernaTX, Inc.
Summary
The primary objective of this study is to evaluate the long-term safety and clinical activity of mRNA-3705 administered to participants with isolated methylmalonic acidemia (MMA) due to methylmalonyl-coenzyme A mutase (MUT) deficiency who have previously participated in other clinical studies of mRNA-3705.
Description
Participants with isolated MMA due to MUT deficiency who were previously enrolled in other clinical studies of mRNA-3705 will have the option to enroll into this extension study provided all eligibility criteria have been met. The study will include 2 periods: 1) Treatment Period and 2) Follow-up Period (up to 6 months after the last dose of study drug). Treatment Period will continue unless one of the following occurs: mRNA-3705 receives marketing approval and reimbursement in the country of origin of the participant (following market approval and access being in place, all participants who…