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Casimersen

Published by U.S. Food and Drug Administration | U.S. Department of Health & Human Services | Metadata Last Checked: February 18, 2026 | Last Modified: 2025-03-17
AMONDYS 45 (casimersen) is an intravenous solution used to treat Duchenne muscular dystrophy in patients with a specific genetic mutation. It works as an antisense oligonucleotide to increase protein synthesis. Manufactured by Sarepta Therapeutics, Inc., it's available as a 50 mg/mL injection in single-use vials. This information was generated using AI and is provided for informational and research purposes only.

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