Chemical Differences Made One Duchenne Therapy, Exondys 51, Succeed and Another Fail
The chemical structure of a drug can make the entire difference between a success and a failure in drug development. Of two drugs that used the same approach to treat Duchenne muscular dystrophy — Exondys 51 (eteplirsen) and Kyndrisa (drisapersen) — only one became approved. Researchers from The Ohio…