CClinicalTrials.gg
AvailableNCT07250737Updated Sep 1, 2026

Managed Access Program for Del-zota in Participants With DMD Mutations Amenable to Exon 44 Skipping

An expanded access record providing delpacibart zotadirsen in Muscular Disorders, Atrophic, Muscular Diseases and Musculoskeletal Diseases, sponsored by Avidity Biosciences, Inc.. Available at 21 sites in United States. Open to male participants aged 2 Years and older. Per ClinicalTrials.gov, last updated 2026-09-01.

Sponsored by Avidity Biosciences, Inc. · Expanded access

Study type
Expanded access
Access type
Treatment IND/protocol
Ages
2 Years and older
Sex
Male
01

Study summary

The purpose of this Managed Access Program is to allow access to delpacibart zotadirsen (AOC 1044) for eligible patients diagnosed with DMD mutations amenable to exon 44 skipping. The patient's Administering Physician should follow the suggested treatment guidelines and comply with all local health authority regulations.

02

Conditions studied

  • Muscular Disorders, Atrophic
  • Muscular Diseases
  • Musculoskeletal Diseases
  • Neuromuscular Diseases
  • Nervous System Diseases
  • Genetic Diseases, Inborn
  • Genetic Diseases, X-Linked
  • Muscular Dystrophies
  • Muscular Dystrophy, Duchenne

Keywords

  • Avidity
  • Avidity Biosciences
  • AOC 1044
  • AOC 1044-CS1
  • AOC 1044-CS2
  • EXPLORE44
  • EXPLORE44-OLE
  • Del-zota
  • delpacibart zotadirsen
  • DMD
  • exon skipping therapy
  • dystrophin
  • managed access
  • expanded access
  • pre-approval access
  • compassionate use
  • MAP
  • EAP
03

Who can participate

Ages eligible
2 Years and older
Sexes eligible
Male

Eligibility criteria

Key Inclusion Criteria

Rollover Participants

  • Completed Study EXPLORE44-OLE Treatment Period (through W102)
  • No significant tolerability issues with AOC 1044

New (Non-Rollover) Participants

  • Permanently residing in the US and have a US primary health care provider
  • Documented dystrophin gene mutation that is amenable to exon 44 skipping
  • Age 2 or older at the time of consent
  • If previously treated with gene therapy for DMD, treatment and associated immunosuppressive regimen was more than 12 months before consent and in the opinion of the prescriber, participant has had an unsatisfactory treatment response

Key Exclusion Criteria

Rollover Participants

  • Prescence of any new condition or worsening of existing condition that could affect participant's safety or ability to comply with the program requirements

New (Non-Rollover) Participants

  • Recently treated with or on a clinical study for another investigation drug
  • Serious respiratory or cardiac dysfunction, or nearing end of life
  • Screening laboratory parameters do not meet protocol requirements
  • History of multiple drug allergies or to any component of AOC 1044
  • Participants who discontinued early from the treatment period of EXPLORE44 or EXPLORE44-OLE
04

Access details

Study type
Expanded access
Access type
Treatment IND/protocol

Available treatment

  • Drugdelpacibart zotadirsen

    Del-zota is administered as an IV infusion every 6 weeks. Doses are administered based on body weight.

    Also known as: Del-zota, AOC 1044

05

Where to request access

21 of 21 sites recruiting
  • University of Alabama
    Birmingham, Alabama 35294, United States
    Available
  • Arkansas Children's Hospital
    Little Rock, Arkansas 72202, United States
    Available
  • UCI Alpha Clinic
    Irvine, California 92612, United States
    Available
  • Lucille Packard Children's Hospital at Stanford
    San Carlos, California 94070, United States
    Available
  • UC San Diego Health
    San Diego, California 92121, United States
    Available
  • Connecticut Children's Medical Center
    Hartford, Connecticut 06106, United States
    Available
  • Rare Disease Research
    Kissimmee, Florida 34746, United States
    Available
  • Nicklaus Children's Hospital
    Miami, Florida 33155, United States
    Available
  • Rare Disease Research
    Atlanta, Georgia 30329, United States
    Available
  • University of Kansas Medical Center
    Kansas City, Kansas 66103, United States
    Available
  • UMass Memorial Health Care
    Worcester, Massachusetts 01583, United States
    Available
  • Gillette Children's
    Saint Paul, Minnesota 55101, United States
    Available
  • Washington University
    St Louis, Missouri 63110, United States
    Available
  • Rare Disease Research
    Iselin, New Jersey 08830, United States
    Available
  • Rare Disease Research
    Hillsborough, North Carolina 27278, United States
    Available
  • Nationwide Children's Hospital
    Columbus, Ohio 43205, United States
    Available
  • Children's Hospital of Philadelphia
    Philadelphia, Pennsylvania 19104, United States
    Available
  • University of Pennsylvania
    Philadelphia, Pennsylvania 19104, United States
    Available
  • Prisma Health-Midlands Children's Hospital
    Columbia, South Carolina 29203, United States
    Available
  • Neurology & Neuromuscular Care Center
    Flower Mound, Texas 75028, United States
    Available
  • University of Vermont Medical Center
    Burlington, Vermont 05401, United States
    Available
06

Registry details

Key details

Study ID
NCT07250737
Lead sponsor
Avidity Biosciences, Inc.
Collaborators
Clinigen Healthcare Limited
Responsible party
Sponsor
First posted
Nov 26, 2025
Last update
Sep 1, 2026

Study contacts

Clinigen Customer Service
Contact
usmapcoordinators@clinigengroup.com
1 877 768 4303
View the source record on ClinicalTrials.gov ↗

Requesting access

Expanded access is arranged between your doctor and the company. Ask your care team to contact the provider listed on this record.

Contact the provider

Follow this study

Get an email when the registry record changes — status, dates, results — or when someone posts here.

Sign in to follow

Discussion

Questions and observations about this study, from anyone following it. Not medical advice, and not a channel to the study team — their contact details are on the registry record.

Sign in to join the discussion. Reading takes no account; posting does. You choose a display name, and a pseudonym is the default.

Nothing here yet. If you are running this trial, taking part in it, or weighing whether to, this is the place to say so.

Start the discussion