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Study identifier: NCT04281485 Synced from ClinicalTrials.gov · August 06, 2026
● Study status: Active Not Recruiting

Study to Evaluate the Safety and Efficacy of PF-06939926 for the Treatment of Duchenne Muscular Dystrophy

Condition: Duchenne Muscular Dystrophy  ·  Sponsor: Pfizer

PhasePhase 3
Planned participants114
Who can joinMale, 4 Years to 7 Years
Healthy volunteersNo

About this study

The study will evaluate the safety and efficacy of gene therapy in boys with DMD. It is a randomized, double-blind, placebo-controlled study with two thirds of participants assigned to gene therapy. The one third of participants who are randomized to the placebo arm will have an opportunity for treatment with gene therapy at the beginning of the second year.

This description comes directly from the study's public registry record.

Talk to the study team

No contact information is available for this study as per the public registry record.

Always discuss trial participation with your own doctor first.

Locations (53)

Arkansas Children's HospitalLittle Rock, Arkansas, United States
Arkansas Children'sLittle Rock, Arkansas, United States
UCLA Medical CenterLos Angeles, California, United States
University of FloridaGainesville, Florida, United States
University of Iowa Hospitals and ClinicsIowa City, Iowa, United States
KU Clinical Research Center - Clinical and Translational Science Unit (CTSU) - FairwayFairway, Kansas, United States
KU Clinical Research Center - Clinical and Translational Science Unit (CTSU) - RainbowKansas City, Kansas, United States
University of Kansas Hospital - Investigational PharmacyKansas City, Kansas, United States
University of Kansas Hospital - Pediatric and Pediatric ICU - Operating RoomKansas City, Kansas, United States
University of Kansas Medical CenterKansas City, Kansas, United States
Pediatric CardiologyPrairie Village, Kansas, United States
Lenox Baker Children's HospitalDurham, North Carolina, United States

+ 41 more locations — full list on the registry record.

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