What Elevidys is
Elevidys (delandistrogene moxeparvovec) is a gene therapy for people with a confirmed mutation in the DMD gene that causes Duchenne muscular dystrophy. The treatment uses the AAVrh74 viral vector to deliver genetic instructions to muscle cells so they can produce a shortened form of dystrophin: micro-dystrophin.
It is a one-time intravenous infusion, not a daily medicine. It does not remove the genetic cause of the disease forever and does not guarantee the same result for every child.
How Elevidys treatment works
The specific pathway is defined by the specialized clinic. It usually includes four sequential steps.
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Diagnosis confirmation
A genetic test must confirm a mutation in the DMD gene.
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Additional examinations
The team assesses the child’s condition, liver status, immune markers, and other criteria.
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Elevidys administration
The therapy is given once intravenously in a specialized center.
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Monitoring after therapy
After the infusion, tests, medication support, and regular monitoring are required.
What is known about Elevidys effectiveness
Elevidys studies evaluate micro-dystrophin production and changes in motor function. Some patients showed stabilization or improvement in specific motor measures, but response to therapy can vary.
Elevidys is not considered a complete cure for Duchenne and cannot guarantee the return of already lost muscle function. The expected benefit and risks for a specific child are assessed by the medical team.
Elevidys safety, side effects, and risks
Gene therapy requires careful patient selection and ongoing medical monitoring. Known risks include acute liver injury, immune reactions, reduced platelet count, heart muscle inflammation, and other complications.
In November 2025, the FDA added its strictest warning about the risk of acute serious liver injury and acute liver failure, and limited the U.S. indication to ambulatory patients.
Before and after infusion, doctors monitor laboratory values and prescribe the necessary support. A treatment decision must not be made without consulting a specialized team.
Who Elevidys gene therapy may be suitable for
Under current U.S. FDA indication, Elevidys is intended for ambulatory patients aged 4 and older with a confirmed mutation in the DMD gene. The clinic also checks liver status, infections, previous vaccinations, antibody levels to the viral vector, and other medical criteria.
Eligibility rules may differ by country and medical center. The final decision on whether therapy is possible is made by doctors after a full examination.
Why timing matters
Duchenne progresses, so preserved function matters
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The disease progresses
Duchenne gradually weakens muscles and motor ability.
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Lost function does not fully return
Therapy does not guarantee recovery of functions the disease has already taken.
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For Lukian, timely action matters
The fundraiser should give the family a chance to undergo evaluation and organize treatment without losing time.
How much Elevidys costs and why the therapy is so expensive
The amount covers the medicine and the related medical pathway:
- Medicine
- Examinations
- Procedure
- Monitoring
The final estimate depends on the clinic, country, examinations, and medical support. For one family, this amount is impossible without the support of many people.
Elevidys for Lukian Snitynskyi
Lukian is 4 years old. His diagnosis has been confirmed, and his family is raising funds for treatment abroad. Read more about the family’s path on Lukian Snitynskyi’s story.
You can support the fundraiser in a convenient way, review fundraiser transparency and documents confirming the diagnosis.
Frequently asked questions
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Does Elevidys need to be taken continuously, or is it a one-time therapy?
It is a one-time intravenous infusion. At the same time, examinations, medication support, and regular medical monitoring are required before and after administration.
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Does Elevidys completely cure Duchenne muscular dystrophy?
No. Elevidys is not considered a complete cure and does not guarantee recovery of already lost function. The goal of therapy is to influence the course of the disease, but results may vary.
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Why is Elevidys treatment not done in Ukraine?
The medicine is not registered for use in Ukraine. Treatment is organized in specialized centers abroad that have the necessary experience and monitoring protocols.
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How long does Elevidys treatment take, and what happens after the infusion?
The medicine itself is given once. Preparation and follow-up monitoring take longer: doctors monitor tests, liver condition, immune response, and the child’s overall well-being.