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NCT04626674: ENDEAVOR
A Gene Transfer Therapy Study to Evaluate the Safety of and Expression From Delandistrogene Moxeparvovec (SRP-9001) in Participants With Duchenne Muscular Dystrophy (DMD)
Phase 1 trial testing delandistrogene moxeparvovec in Muscular Dystrophy, Duchenne in 83 participants. Currently enrolling.
31 December 2027
Quick facts
| Lead sponsor | Sarepta Therapeutics, Inc. |
|---|---|
| Phase | Phase 1 |
| Status | Recruiting now |
| Study type | INTERVENTIONAL |
| Allocation | na |
| Design | single group |
| Masking | none |
| Primary purpose | treatment |
| Enrollment | 83 |
| Start date | 23 November 2020 |
| Primary completion | 31 December 2027 |
| Estimated completion | 29 February 2028 |
| Sites | 7 locations across United States |
Drugs / interventions tested
- delandistrogene moxeparvovec — full drug profile →
Conditions studied
- Muscular Dystrophy, Duchenne — all drugs for Muscular Dystrophy, Duchenne →
Sponsor
Sarepta Therapeutics, Inc. — full company profile →
Who can join
2 and older, male only, with Muscular Dystrophy, Duchenne. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
This is an open-label gene transfer therapy study evaluating the safety of and expression from delandistrogene moxeparvovec in participants with DMD. The maximum participant duration for this study is 156 weeks.
Publications & conference data
8 peer-reviewed publications reference this trial (live from Europe PMC):
-
Duchenne muscular dystrophy: disease mechanism and therapeutic strategies.
Bez Batti Angulski A, Hosny N, Cohen H, Martin AA, et al · · 2023 · cited 109× · PMID 37435300 · DOI 10.3389/fphys.2023.1183101 -
Delandistrogene Moxeparvovec Gene Therapy in Ambulatory Patients (Aged ≥4 to <8 Years) with Duchenne Muscular Dystrophy: 1-Year Interim Results from Study SRP-9001-103 (ENDEAVOR).
Zaidman CM, Proud CM, McDonald CM, Lehman KJ, et al · · 2023 · cited 62× · PMID 37539981 · DOI 10.1002/ana.26755 -
Drug development progress in duchenne muscular dystrophy.
Deng J, Zhang J, Shi K, Liu Z. · · 2022 · cited 57× · PMID 35935842 · DOI 10.3389/fphar.2022.950651 -
Expression of SRP-9001 dystrophin and stabilization of motor function up to 2 years post-treatment with delandistrogene moxeparvovec gene therapy in individuals with Duchenne muscular dystrophy.
Mendell JR, Shieh PB, McDonald CM, Sahenk Z, et al · · 2023 · cited 51× · PMID 37497476 · DOI 10.3389/fcell.2023.1167762 -
A systematic review of immunosuppressive protocols used in AAV gene therapy for monogenic disorders.
Vrellaku B, Sethw Hassan I, Howitt R, Webster CP, et al · · 2024 · cited 39× · PMID 39044426 · DOI 10.1016/j.ymthe.2024.07.016 -
A versatile toolkit for overcoming AAV immunity.
Li X, Wei X, Lin J, Ou L. · · 2022 · cited 31× · PMID 36119036 · DOI 10.3389/fimmu.2022.991832 -
Therapeutic Strategies for Dystrophin Replacement in Duchenne Muscular Dystrophy.
Happi Mbakam C, Lamothe G, Tremblay JP. · · 2022 · cited 28× · PMID 35419381 · DOI 10.3389/fmed.2022.859930 -
Antisense and Gene Therapy Options for Duchenne Muscular Dystrophy Arising from Mutations in the N-Terminal Hotspot.
Wilton-Clark H, Yokota T, Yokota T. · · 2022 · cited 25× · PMID 35205302 · DOI 10.3390/genes13020257
Verify or expand the search:
- PubMed search for NCT04626674
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
Related trials
Other trials of delandistrogene moxeparvovec
Trials testing the same drug.
- NCT06597656 — A Gene Transfer Therapy to Evaluate the Safety and Efficacy of Delandistrogene Moxeparvovec (SRP-9001) Following Therape · Phase 1 · terminated
- NCT06241950 — A Gene Transfer Therapy Study to Evaluate the Safety and Efficacy of Delandistrogene Moxeparvovec (SRP-9001) Following I · Phase 1 · terminated
- NCT06128564 — A Gene Delivery Study to Evaluate the Safety and Expression of Delandistrogene Moxeparvovec in Participants Under the Ag · Phase 2 · active not recruiting
- NCT05967351 — A Long-term Follow-up Study of Participants Who Received Delandistrogene Moxeparvovec (SRP-9001) in a Previous Clinical · Phase 3 · enrolling by invitation
- NCT05881408 — A Gene Transfer Therapy Study to Evaluate the Safety and Efficacy of Delandistrogene Moxeparvovec (SRP-9001) in Non-Ambu · Phase 3 · active not recruiting
Other recruiting trials for Muscular Dystrophy, Duchenne
Currently open trials in the same condition.
- NCT06833489 — Transcriptomic Analysis to Put an End to Misdiagnosis in Patients With Rare Muscle Diseases · NA · recruiting
- NCT06363357 — The Effect of a Muscle-mimicking, Fabric-type Shoulder Orthosis on Functional Movements of the Upper Limb in Patients Wi · NA · recruiting
- NCT05066633 — The Efficacy and Safety of Metoprolol as add-on Treatment to Standard of Care in Preventing Cardiomyopathy in Patients W · Phase 3 · recruiting
- NCT03992430 — A Study to Compare Safety and Efficacy of High Doses of Eteplirsen in Participants With Duchenne Muscular Dystrophy (DMD · Phase 3 · active not recruiting
Other Sarepta Therapeutics, Inc. trials
Trials by the same sponsor.
- NCT07536061 — A First-in-human Study of the Effects of SRP-1005 in Participants With Huntington's Disease · Phase 1 · not yet recruiting
- NCT07542314 — Study to Evaluate the Safety and Effectiveness of ELEVIDYS in Participants With Duchenne Muscular Dystrophy Treated in a · Phase 4 · not yet recruiting
- NCT06952686 — A Study of SRP-9005 in Limb Girdle Muscular Dystrophy Type 2C/R5 Pediatric and Adult Participants · Phase 3 · withdrawn
- NCT06747273 — Study to Evaluate the Safety, Tolerability, and Efficacy of SRP-9004 Administered by Systemic Infusion in Limb Girdle Mu · Phase 1 · terminated
- NCT06597656 — A Gene Transfer Therapy to Evaluate the Safety and Efficacy of Delandistrogene Moxeparvovec (SRP-9001) Following Therape · Phase 1 · terminated
Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT04626674 (US National Library of Medicine, public domain)
- Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by Sarepta Therapeutics, Inc.
- Last refreshed: 6 April 2026
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT04626674.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing