DYNE 251
Alternative Names: DYNE-251Latest Information Update: 12 Aug 2025
At a glance
- Originator Dyne Therapeutics
- Class Antibodies; Antisense oligonucleotides; Drug conjugates; Immunoconjugates
- Mechanism of Action Dystrophin expression stimulants; Gene silencing
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Orphan Drug Status
Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.
- New Molecular Entity Yes
Highest Development Phases
- Phase I/II Duchenne muscular dystrophy
Most Recent Events
- 04 Aug 2025 DYNE 251 receives Breakthrough Therapy status for Duchenne muscular dystrophy in USA
- 04 Aug 2025 Dyne Therapeutics continues to pursue approval pathways outside of the USA for DYNE 251 in patients with Duchenne muscular dystrophy with a confirmed mutation amenable to exon 51 skipping
- 28 Jul 2025 Dyne Therapeutics completes enrolment in its phase I/II DELIVER trials in Duchenne muscular dystrophy (In children, In adolescents) in USA, Australia, South Korea, Ireland, Belgium, Canada, Spain, and United Kingdom (IV) (NCT05524883) (EudraCT2021-005478-24)