Myotonic syndrome

This 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…

This 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…

This 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…

This study tests a new medicine called DYNE-251 in boys aged 4 to 18 with Duchenne muscular dystrophy (DMD) who can still walk. The goal is to see if it helps them move better and slows muscle damage. Participants will receive either the drug or a placebo every 4 weeks for about …

This 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…

This 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…

This 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…

This 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…

This 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…

This study is testing a new blood test that can diagnose single-gene disorders in unborn babies using a sample from the mother. The test looks at fetal DNA found in the mother's blood, which is safer than traditional invasive methods that carry a small risk of miscarriage. Resear…

This 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…

This study looks at whether doing breathing exercises before orthopedic surgery (like knee, hip, or fracture repair) can help your lungs work better after the operation. It involves 36 adults who have used tobacco and are at risk for breathing problems after surgery. Participants…

This study tests whether a physical therapist-guided exercise program can improve strength and walking ability in adults with myotonic dystrophy type 2 (DM2). Twenty-four participants will be split into three groups, each doing the same exercises but with different levels of ther…

This study tests whether a program of exercise and ergonomics training can reduce muscle and joint pain in teachers. About 80 teachers who have had pain for at least three months will be randomly assigned to receive the training or not. Researchers will measure changes in pain, d…

This study explores whether weekly music and movement sessions are practical and enjoyable for children aged 6 to 18 with myotonic dystrophy type 1 (DM1). Over 10 weeks, participants attend 45-minute music classes, undergo physical and cognitive tests, and provide biological samp…

This study tests a web-based app called IAMABLE that provides evidence-based rehabilitation strategies for people with chronic conditions like heart disease, arthritis, or neurological disorders. Fifty adults aged 45 to 75 will use the app for 4 months to set goals and learn abou…

This 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…

This study tests a new extended-release form of mexiletine (mexiletine PR) against the standard immediate-release version in people with non-dystrophic myotonias, a group of rare genetic disorders that cause muscle stiffness. About 24 adults aged 16 and older will take each versi…

This 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…

This study tests whether extra support for case managers helps veterans leaving the military better manage pain and reduce risky substance use. About 1800 veterans will take part. The program focuses on non-drug pain treatments and counseling.

This 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…

This 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…

This study is for children up to 4 years old with congenital myotonic dystrophy type 1 (CDM). Researchers want to find better ways to measure how the disease affects motor skills and language, and to identify biological markers. The goal is to improve future clinical trials and c…

This study translates and tests several health questionnaires—covering pain, arm and leg function, mood, and daily activities—for use with Albanian-speaking people. Researchers will check if the translated versions are reliable and accurate by giving them to about 300 participant…

This 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 …

This study tests a new tool called the PRISM Dashboard, which gives physiotherapists feedback on how their decisions compare to their peers. The goal is to see if this feedback helps reduce differences in care for people with muscle and joint pain. About 60 physiotherapists and t…

This study is testing whether a smartphone app can accurately measure how people walk, without needing special markers or equipment. Researchers will compare the app's measurements to a standard motion-capture system in 30 volunteers—some with neuromuscular diseases like SMA or m…

This study explores whether a non-invasive brain-computer interface (BCI) can help people with motor disorders, such as spinal cord injury or stroke, control assistive devices using their thoughts. Researchers will record brain signals with EEG and use machine learning to interpr…

This 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…

This study follows 252 adults with muscle, bone, or joint problems (like arthritis, back pain, or after surgery) to see how well they do their prescribed home exercises. Researchers will track who sticks with the program and why, looking at factors like pain, mood, and support. T…

This study tests whether using a virtual reality (VR) headset during shoulder exercises helps patients feel more engaged and motivated. Fifty adults with shoulder problems will do rehab exercises in a VR environment and then answer questionnaires about how easy and immersive the …

This 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…

This study aims to create a secure national database for muscle and joint (musculoskeletal) conditions by collecting routine data from community clinics and GP practices. About 22,000 adults will have their information anonymously gathered to help develop a dashboard that tracks …

This study looks at how myotonic dystrophy types 1 and 2 affect the brain. About 100 adults aged 30-65 will have MRI scans, thinking and movement tests, and blood draws. Some will also have a spinal tap. The goal is to find brain changes that could be used as markers in future tr…

This 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…

This 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…

This study watches 2000 people having hip or knee replacement surgery to see how long spinal anaesthesia lasts. The goal is to learn how the amount of anaesthetic affects timing, helping doctors decide if patients can safely go home the same day. No new treatments are tested—just…

This study looks at how changing the heel cushion on an ankle-foot brace (AFO) affects walking in people who use one daily. Forty adults with leg injuries or nerve problems will try four different heel wedges—tall or short, soft or firm—while walking at controlled speeds. Researc…

This study looks at how 3D computer simulation and printing can help surgeons better plan and perform bone correction surgeries. Researchers will compare the planned corrections to the actual results in 100 children and young adults with rare bone deformities. The goal is to make…

This 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…

This 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…

This 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…

This study follows 4,000 children who receive orthopedic implants (like rods or screws) during standard care for bone fractures, deformities, or hip problems. Researchers will track how long the implants last, any complications, and how well they work over time. The goal is to ga…

This study follows 144 adults with muscle or bone problems who are already scheduled to receive treatment with Chattanooga Intelect devices (like TENS or ultrasound). Researchers will measure pain, muscle strength, and movement range to confirm the devices are safe and work as ex…

This 24-month observational study will follow up to 1000 people with certain types of muscular dystrophy (LGMD, DM2, and late-onset Pompe disease) aged 6-50. Researchers want to see if specific physical tests, like the North Star Assessment and a 100-meter walk, are good ways to …

This 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…