Clin2
NCT07008469Possibly a fitEnrolling by invitation

Long-term safety study of del-desiran for DM1

Myotonic Dystrophy Type 1DM1Myotonic DystrophyMyotoniaMyotonic Dystrophy 1Myotonic DisordersSteinert Myotonic DystrophySteinert Disease

Part of Bones, joints & muscles, Brain & nervous system, Genetic & congenital clinical trials.

This study tests whether the drug del-desiran continues to be safe and effective for people with DM1 (myotonic dystrophy type 1) after they complete an earlier study. You'll receive the drug and have regular check-ups to see how you're doing.

Summary written for real people, not researchers, by Clin2.

Phase
Phase 3
Enrollment
199 people
Ages
16 years and older
Study type
Interventional

Who can take part

  • You must have a confirmed diagnosis of myotonic dystrophy type 1 (DM1).
  • If you're joining the fixed-dose part, you need significant hand myotonia (muscle stiffness in your hands).
  • You cannot be pregnant, breastfeeding, or planning to become pregnant during the study.
  • You must agree to use birth control as required.
  • Your diabetes must be well-controlled, and you cannot have had heart failure in the last 3 months.
  • Your body mass index (BMI) must be 35 or lower at the start of the study.

View the official record on ClinicalTrials.gov

Quick eligibility check

Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.

Similar studies

Other trials that look related to this one.

NCT07486934Recruiting· Phase 3
Study of DYNE-101 for Myotonic Dystrophy Type 1

This trial tests an experimental drug called DYNE-101 to see if it can help people with myotonic dystrophy type 1 (DM1). The study aims to improve muscle function and daily life. It is for adults who can walk and stand up from a chair without help.

La Jolla, California
NCT03981575Recruiting
Biomarker and health marker study in myotonic dystrophy type 1

This study measures physical and lab “health markers” in people with myotonic dystrophy type 1 (DM1) to better understand how the disease changes over time. Some participants may also have a muscle biopsy to study tissue differences.

La Jolla, California
NCT07700225Recruiting
Long-term study of myotonic dystrophy type 1

This study is a long-term follow-up for people with myotonic dystrophy type 1. It aims to find better ways to measure how the disease progresses, which could help develop future treatments.

Richmond, Virginia
NCT06138743Recruiting· Phase 1/Phase 2
Investigational treatment for adult-onset myotonic dystrophy type 1

This trial is testing a new drug called SRP-1003 for people with myotonic dystrophy type 1 (DM1) who developed symptoms after age 12. The goal is to see if it can reduce muscle problems like myotonia (difficulty relaxing muscles) and improve daily function.

Liverpool, New South Wales
NCT07732439Not yet recruiting
A study tracking myotonic dystrophy over 24 months

This study follows people with myotonic dystrophy (DM1 or DM2) for 2 years to learn more about the disease. You must already be in the DM-Scope registry and have certain medical records available.

Angers
NCT06549400Enrolling by invitation· Phase 3
Study on long-term safety of mexiletine for myotonic dystrophy

This study tests if a daily capsule of mexiletine is safe and helpful over 26 weeks for people with myotonic dystrophy type 1 or 2. It's for people who finished a previous related study and want to continue treatment.

Leuven

Hear when a new Myotonic Dystrophy Type 1 trial opens

We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.