A Study to Evaluate Safety, Tolerability, and Efficacy of Eteplirsen in Participants With Duchenne Muscular Dystrophy (DMD) Who Have Completed Study 4658-102 (NCT03218995)

An Open-Label Safety, Tolerability, and Efficacy Study of Eteplirsen in Patients With Duchenne Muscular Dystrophy Who Have Completed Study 4658-102

The purpose of this extension study is to evaluate the ongoing safety and tolerability of additional treatment with eteplirsen administered once weekly by intravenous (IV) infusion in male participants with DMD who have successfully completed the 96-week eteplirsen Study 4658-102.

Inclusion Criteria:

• Participant successfully completes 96 weeks of treatment in Study 4658-102.

Exclusion Criteria:

• Participant has a prior or ongoing medical condition that, in the Investigator's opinion, could adversely affect the safety of the participant, or make it unlikely that the course of treatment or follow-up would be completed, or impair the assessment of study results.

Other inclusion/exclusion criteria apply.