Efficacy, Safety, and Tolerability of Zeleciment Rostudirsen (DYNE-251) Administered Intravenously Every 4 Weeks in Ambulatory Participants With Duchenne Muscular Dystrophy (FORZETTO)

The purpose of the study is to assess the efficacy, safety, and tolerability of zeleciment rostudirsen (DYNE-251) administered intravenously (IV) every 4 weeks to ambulatory Duchenne muscular dystrophy (DMD) participants, 4 to 18 years of age, with dystrophin mutations amenable to exon 51 skipping.

NCT Number	NCT07608432
Lead Sponsor	Dyne Therapeutics
Conditions	Duchenne Muscular Dystrophy (DMD), Muscular Dystrophy, Duchenne, Muscular Dystrophy (DMD), DMD, Muscular Dystrophies, Muscular Dystrophy in Children, Muscular Dystrophy, Duchenne Type, Muscular Dystrophy, Duchenne and Becker Types +5 more
Enrollment	90 participants
Start Date	2026-06
Primary Completion	2030-12 (estimated)
Study Completion	2032-10 (estimated)
Updated on ClinicalTrials.gov	2026-05-27