EXONDYS 51
eteplirsen Nucleic Acid Target: dystrophin gene exon 51
Most recent annual filing: 2026-03-15
Adeno-associated virus vector platform using the AAVrh.74 serotype to deliver gene therapy transgenes to target muscle cells; used for Duchenne muscular dystrophy (ELEVIDYS/SRP-9001) and limb-girdle muscular dystrophy programs (SRP-9003). Platform technology designation previously granted by FDA in June 2025, subsequently revoked.
Targets: dystrophin, beta-sarcoglycan
siRNA delivery platform utilizing αvβ6 integrin targeting for muscle diseases, including facioscapulohumeral muscular dystrophy type 1 (FSHD1) and myotonic dystrophy type 1 (DM1)
Targets: αvβ6 integrin
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