Clinical Research Directory

Inclusion Criteria: 1. Participated in a prior study of WVE-N531 and has not experienced any significant toxicities due to WVE-N531 or significant clinical deterioration of general health since the last dose or early discontinuation visit. 2. Of note: if there will be a greater than 31-day gap between the last dose on the prior study and the FD on this study, the case should be discussed between the Investigator and Medical Monitor. Exclusion Criteria: 1. Any clinically significant medical finding or change during or following participation in the prior WVE-N531 study, other than DMD that, in the judgment of the Investigator, would affect the potential safety of the patient to receive WVE-N531 or interfere with participation in the study. 2. Any recreational substance use (including prescribed cannabinoids), with the exception of alcohol and nicotine, irrespective of legality, within 2 months prior to FD and/or unwilling to refrain from such use for the duration of the study.