Myotonic dystrophy type 1
MONDO:0008056Steinert disease, also known as myotonic dystrophy type 1, is a muscle disease characterized by myotonia and by multiorgan damage that combines various degrees of muscle weakness, arrhythmia and/or cardiac conduction disorders, cataract, endocrine damage, sleep disorders and baldness.
Also known as: DM1, DMPK myotonic dystrophy, MD1, Myotonic Dystrophy, Steinert disease, Steinert myotonic dystrophy syndrome, Steinert syndrome, dystrophia myotonica
56 clinical trials for this condition and its sub-types.
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Broader categories
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New drug DYNE-101 aims to ease muscle symptoms in DM1
Disease control Recruiting nowThis Phase 3 trial tests whether DYNE-101 can improve muscle function and daily life in 150 adults with myotonic dystrophy type 1 (DM1). Participants receive either the drug or a placebo by IV every few weeks for 48 weeks. The study measures how quickly people can stand from a ch…
Phase: PHASE3 • Sponsor: Dyne Therapeutics • Aim: Disease control
Last updated Aug 16, 2026 00:00 UTC
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New hope for muscle disease: experimental drug ARO-DM1 enters human trials
Disease control Recruiting nowThis study tests a new drug called ARO-DM1 in 78 adults aged 18-65 with type 1 myotonic dystrophy, a genetic muscle disorder. The goal is to check safety and how the body processes the drug. Participants receive either ARO-DM1 or a placebo by IV or injection. It is an early-stage…
Phase: PHASE1, PHASE2 • Sponsor: Sarepta Therapeutics, Inc. • Aim: Disease control
Last updated Aug 13, 2026 00:00 UTC
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New hope for muscle stiffness: experimental drug PGN-EDODM1 enters Mid-Stage trial
Disease control Recruiting nowThis study tests an investigational drug called PGN-EDODM1 in 24 adults with myotonic dystrophy type 1, a condition causing muscle stiffness and weakness. Participants receive multiple doses of the drug or a placebo by IV to check safety and how the body processes it. The goal is…
Phase: PHASE2 • Sponsor: PepGen Inc • Aim: Disease control
Last updated Jul 31, 2026 00:00 UTC
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Mind-Controlled tablets: brain implant trial aims to give voice to the paralyzed
Disease control Recruiting nowThis early-stage trial tests a brain-computer interface called BrainGate for people with paralysis from conditions like ALS or spinal cord injury. A small sensor is placed in the brain to interpret movement-related signals, allowing users to control a tablet computer just by thin…
Phase: NA • Sponsor: Leigh R. Hochberg, MD, PhD. • Aim: Disease control
Last updated Jun 27, 2026 14:01 UTC
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New hope for muscle disease: experimental drug VX-670 enters human trials
Disease control Recruiting nowThis early-stage trial tests the safety and tolerability of a new drug called VX-670 in 52 adults with myotonic dystrophy type 1 (DM1), a genetic condition that causes muscle weakness and other problems. Participants receive either VX-670 or a placebo, and researchers will monito…
Phase: PHASE1, PHASE2 • Sponsor: Vertex Pharmaceuticals Incorporated • Aim: Disease control
Last updated Jun 27, 2026 13:05 UTC
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Gene therapy trial hopes to tackle muscle disease
Disease control Recruiting nowThis study tests a gene therapy called SAR446268 for people aged 10 to 55 with myotonic dystrophy type 1. The therapy is given once through an IV and aims to reduce harmful DMPK RNA and improve muscle function. The trial has two parts: first, finding the safest dose in a small gr…
Phase: PHASE1, PHASE2 • Sponsor: Sanofi • Aim: Disease control
Last updated Jun 27, 2026 13:00 UTC
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New drug DYNE-101 aims to ease muscle stiffness in rare disease
Disease control Recruiting nowThis study tests a new medicine, DYNE-101, in 116 adults with myotonic dystrophy type 1 (DM1), a condition that causes muscle weakness and stiffness. The main goals are to check if the drug is safe and if it can reduce muscle stiffness and improve muscle function. Participants re…
Phase: PHASE1, PHASE2 • Sponsor: Dyne Therapeutics • Aim: Disease control
Last updated Jun 27, 2026 12:32 UTC
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New hope for DM1: Long-Term safety trial of PGN-EDODM1 now recruiting
Disease control Recruiting nowThis study is testing the long-term safety of an experimental drug called PGN-EDODM1 in 48 adults with myotonic dystrophy type 1 (DM1) who have already taken the drug in a previous study. Participants will receive the drug by IV infusion and be monitored for side effects. The goa…
Phase: PHASE2 • Sponsor: PepGen Inc • Aim: Disease control
Last updated Jun 27, 2026 12:01 UTC
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New hope for muscle stiffness: experimental drug ATX-01 enters human trials
Disease control Recruiting nowThis study tests a new drug called ATX-01 in 56 adults with myotonic dystrophy type 1, a condition that causes muscle stiffness and weakness. The drug aims to block a molecule that may contribute to the disease. The trial will first give a single dose, then multiple doses, to che…
Phase: PHASE1, PHASE2 • Sponsor: ARTHEx Biotech S.L. • Aim: Disease control
Last updated Jun 27, 2026 09:03 UTC
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New handheld scanner could replace MRI for muscle disease monitoring
Diagnosis Recruiting nowThis study is testing a handheld device called mScan that uses a tiny, painless electrical current to measure muscle health. Researchers want to see if it can give similar results to an MRI, but faster and more conveniently. The study involves 150 adults with and without muscle d…
Sponsor: Beth Israel Deaconess Medical Center • Aim: Diagnosis
Last updated Jun 27, 2026 12:03 UTC
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Virtual park cycling could slow muscle decline in children
Symptom relief Recruiting nowThis study tests whether cycling while using a virtual park app can slow the loss of motor function in children and teens with neuromuscular diseases like muscular dystrophy. Twenty-two participants will first receive standard care for 3 months, then use the virtual park bike 3 t…
Phase: NA • Sponsor: Istituto di Sistemi e Tecnologie Industriali Intelligenti per il Manifatturiero Avanzato • Aim: Symptom relief
Last updated Aug 13, 2026 00:00 UTC
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Personalized exercise program aims to boost mobility in rare muscle diseases
Symptom relief Recruiting nowThis study tests whether a personalized exercise program can improve balance and physical function in adults with rare neuromuscular disorders like Charcot-Marie-Tooth disease, facioscapulohumeral muscular dystrophy, and myotonic dystrophy type 1. Participants will receive a 12-d…
Phase: NA • Sponsor: Oslo University Hospital • Aim: Symptom relief
Last updated Jun 27, 2026 14:00 UTC
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New hope for muscle stiffness: Once-Daily pill tested in myotonic dystrophy
Symptom relief Recruiting nowThis Phase 3 trial tests whether a once-daily dose of mexiletine PR can safely reduce muscle stiffness (myotonia) in people with myotonic dystrophy types 1 and 2. About 176 participants will receive either the drug or a placebo for 26 weeks. The main measure is how quickly hand m…
Phase: PHASE3 • Sponsor: Lupin Ltd. • Aim: Symptom relief
Last updated Jun 27, 2026 09:02 UTC
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Could a common diabetes drug ease muscle problems in Steinert's disease?
Symptom relief Recruiting nowThis phase 3 trial is testing whether metformin, a common diabetes drug, can improve muscle function in adults with myotonic dystrophy type 1 (Steinert's disease). The study will enroll 142 participants who will receive either metformin or a placebo for 6 months. Researchers will…
Phase: PHASE3 • Sponsor: Assistance Publique - Hôpitaux de Paris • Aim: Symptom relief
Last updated Jun 27, 2026 07:59 UTC
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New registry tracks safety of mexiletine in kids with myotonia
Symptom relief Recruiting nowThis study follows up to 10 children from birth to under 6 years old who have genetic muscle disorders causing stiffness (myotonia) and are taking mexiletine. Researchers will collect data on side effects and how the medicine is used in routine care over the long term. The goal i…
Sponsor: Lupin Ltd. • Aim: Symptom relief
Last updated Jun 27, 2026 07:51 UTC
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Heart scans may unlock hidden risks in minority communities
Knowledge-focused Recruiting nowThis study is looking at whether advanced heart imaging, especially cardiac MRI, can help identify the cause of cardiomyopathy and predict risks like death or heart failure in a diverse group of patients. The research focuses on adults in the Bronx, including many from Hispanic a…
Sponsor: Montefiore Medical Center • Aim: Knowledge-focused
Last updated Aug 12, 2026 00:00 UTC
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Scientists hunt for biomarkers to unlock DM1 treatments
Knowledge-focused Recruiting nowThis study follows 1,000 adults with myotonic dystrophy type 1 (DM1) over time to measure how the disease progresses. Researchers will track walking speed, hand muscle relaxation, grip strength, heart and lung function, and daily activity. The goal is to establish reliable biomar…
Sponsor: Virginia Commonwealth University • Aim: Knowledge-focused
Last updated Aug 08, 2026 00:03 UTC
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Massive study seeks answers for rare inherited nerve diseases
Knowledge-focused Recruiting nowThis study aims to learn more about rare inherited disorders that affect the brain, spinal cord, muscles, and nerves. Researchers will collect medical history, perform exams, and run genetic tests on up to 3,500 participants. No new treatments are tested; the goal is to better un…
Sponsor: National Institute of Neurological Disorders and Stroke (NINDS) • Aim: Knowledge-focused
Last updated Jul 10, 2026 00:00 UTC
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700-Patient study seeks key clues to muscle disease
Knowledge-focused Recruiting nowThis study is following 700 adults with myotonic dystrophy type 1 (DM1) over two years. Researchers are measuring walking speed, lung function, and muscle tissue changes to find reliable markers of disease progression. The goal is to improve future clinical trials by better under…
Sponsor: Virginia Commonwealth University • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:07 UTC
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No travel needed: new study uses video calls to uncover genetic secrets of childhood muscle disease
Knowledge-focused Recruiting nowThis study aims to learn why myotonic dystrophy type 1 affects children differently than adults, and why symptoms vary even within the same family. Researchers will observe 100 children (ages 0-17) through video calls and simple at-home activities, and analyze their genes from a …
Sponsor: University of Rochester • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:03 UTC
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No travel needed: largest Home-Based study of myotonic dystrophy launches
Knowledge-focused Recruiting nowThis study aims to understand why myotonic dystrophy type 1 affects people so differently. Researchers will remotely assess muscle strength, memory, and activity in 1,000 participants, and analyze their DNA from a blood sample. All activities are done from home using a mailed too…
Sponsor: University of Rochester • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:02 UTC
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10,000 heart patients join online registry to unlock secrets of cardiomyopathy
Knowledge-focused Recruiting nowThis study is building a large online registry of 10,000 adults with cardiomyopathy or myocarditis, plus those with a strong family history. Researchers will track participants over time to see how many experience serious events like heart failure, dangerous heart rhythms, or dea…
Sponsor: Imperial College London • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:01 UTC
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AI could help predict sudden cardiac death in hereditary heart disease patients
Knowledge-focused Recruiting nowThis study aims to improve how doctors predict the risk of sudden cardiac death or heart failure in people with inherited heart diseases. Researchers will use artificial intelligence to analyze data from 1,000 participants, including medical history, ECGs, imaging, genetic tests,…
Sponsor: Nantes University Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:00 UTC
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Simple blood test may predict muscle disease severity
Knowledge-focused Recruiting nowThis study is looking at whether a molecule in the blood called miR-1 can help doctors understand how muscle diseases like Duchenne muscular dystrophy and myotonic dystrophy are progressing. Researchers will compare miR-1 levels in 104 people, including patients with different mu…
Phase: NA • Sponsor: University Hospital, Clermont-Ferrand • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:07 UTC
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Spanish researchers launch massive DM1 registry to unlock disease secrets
Knowledge-focused Recruiting nowThis study aims to create a national registry for people with Myotonic Dystrophy Type 1 (DM1) in Spain. Researchers will collect clinical data, genetic information, and patient reports from up to 3,000 participants. The goal is to better understand the disease and identify people…
Sponsor: Fundació Institut Germans Trias i Pujol • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:01 UTC
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New imaging study aims to track muscle decline in myotonic dystrophy
Knowledge-focused Recruiting nowThis study is looking for 75 adults with myotonic dystrophy (a muscle disease) and healthy volunteers to test new muscle imaging techniques. The goal is to find better ways to measure muscle changes over time, which could help future treatment studies. Participants will undergo M…
Sponsor: Wake Forest University Health Sciences • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:13 UTC
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Can we predict who will die suddenly from heart problems?
Knowledge-focused Recruiting nowThis study follows 1500 people who already have an implantable cardioverter-defibrillator (ICD) to prevent sudden cardiac death. Researchers will track heart function, genetics, and blood markers to find better ways to predict who is at highest risk. The goal is to improve how do…
Sponsor: Johns Hopkins University • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:13 UTC
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Wearable tech tracks fatigue in muscle disease patients
Knowledge-focused Recruiting nowThis study aims to find better ways to measure fatigue and walking problems in people with neuromuscular diseases like muscular dystrophy and spinal muscular atrophy. Researchers will use a wearable sensor to track physical activity for one week in daily life and during a walking…
Sponsor: IRCCS Eugenio Medea • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:12 UTC
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Heart tissue analysis aims to unlock better diagnosis
Knowledge-focused Recruiting nowThis study looks at heart tissue samples from 216 adults who already need a biopsy as part of their care. Researchers want to find unique molecular patterns in different heart conditions, including after a heart transplant. The goal is to improve how these diseases are diagnosed …
Sponsor: University Hospital, Essen • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:12 UTC
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Spinal fluid study aims to unlock secrets of rare muscle disease
Knowledge-focused Recruiting nowThis study looks at the spinal fluid and brain activity of people with myotonic dystrophy type 1, a condition that affects muscles and thinking. Researchers want to find early signs of disease in the fluid that surrounds the brain. About 88 adults will take part, including some w…
Sponsor: Massachusetts General Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:59 UTC
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Scientists seek simpler tests for muscular dystrophy
Knowledge-focused Recruiting nowThis study aims to find less invasive ways to measure muscle disease activity in people with muscular dystrophies. Instead of painful muscle biopsies, researchers will use blood and urine samples along with painless ultrasound and electrical tests on the arms and legs. The goal i…
Sponsor: Massachusetts General Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:59 UTC
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Pee and blood may replace painful muscle biopsies for muscular dystrophy
Knowledge-focused Recruiting nowThis study aims to find less invasive ways to measure disease activity in myotonic dystrophy by looking for RNA markers in blood and urine instead of taking muscle biopsies. Researchers will compare samples from 215 people with and without the condition to see if these markers ca…
Sponsor: Massachusetts General Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:59 UTC
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Join the fight: new registry connects muscle disease patients with scientists
Knowledge-focused Recruiting nowThis registry aims to connect people diagnosed with myotonic dystrophy (DM) or facioscapulohumeral muscular dystrophy (FSHD) with researchers. By joining, participants help scientists better understand these inherited muscle-weakening diseases and develop future treatments. The r…
Sponsor: University of Rochester • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:54 UTC