Clinical trials
Down Syndrome clinical trials
Below are recruiting down syndrome clinical trials, each written for real people, not researchers. We’re tracking 3,057 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT03364803Recruiting
Sharing treatment results for people with Cushing’s syndrome
This is a study that collects and reviews information about how people with Cushing’s syndrome (including some mild forms and certain “silent” tumors) are diagnosed and treated, and what outcomes they have. It may help researchers understand which treatments work best in different types of the condition.
Basking Ridge, New JerseyAges 14 years+ - NCT06083597Enrolling by invitation
Developing a pelvic pain questionnaire for women
This study aims to develop a new questionnaire to better understand and measure chronic pelvic pain in women, especially when it's linked to enlarged pelvic veins. You will be asked to take part in interviews and fill out surveys to help create a tool that reflects your experience.
New York, New YorkAges 18–60 - NCT05829668Recruiting
Behavior plan study for children with Cornelia de Lange syndrome
This study tests a structured behavior assessment and treatment program for children with Cornelia de Lange syndrome who have challenging behaviors. It may help reduce self-injury, aggression, and disruptive behavior through a plan families can carry out.
Baltimore, MarylandAges 3–15 - NCT03612193Recruiting
Study how gut bacteria relates to complex regional pain
This study looks at differences in gut bacteria (from a stool sample) in people with complex regional pain syndrome (CRPS) and in people who live with them. The goal is to understand whether gut microbes might play a role in CRPS and improve understanding of the condition.
St Louis, MissouriAges 18 years+ - NCT06078553Recruiting
Natural history study of congenital myasthenic syndromes (CMS)
This study follows people with congenital myasthenic syndrome (CMS) caused by changes in certain genes (DOK7, MUSK, AGRN, or LRP4) over time. It does not test any new drug, but helps researchers understand how the condition changes and how to plan future treatments.
Sacramento, CaliforniaAges 2 years+ - NCT06072963RecruitingPhase 2
Combining insulin and semaglutide for memory in MCI with metabolic syndrome
This study tests if a combination of insulin and semaglutide (a diabetes drug) can improve memory and thinking in people with mild cognitive impairment (MCI) who also have metabolic syndrome (a cluster of health issues like large waist, high blood sugar, and high blood pressure). It aims to see if treating blood sugar problems helps protect the brain.
Ramat GanAges 60–90 - NCT06063486RecruitingPhase 2
Curcumin for inflammation and symptoms in blood disorders
This trial tests whether curcumin, a natural compound found in turmeric, can reduce inflammation and improve symptoms like fatigue in people with certain blood disorders that cause low blood counts or overproduction of blood cells. It is for patients with clonal cytopenia of uncertain significance, low-risk myelodysplastic syndrome, or myeloproliferative neoplasms (polycythemia vera, essential thrombocytosis, or myelofibrosis) who have bothersome symptoms.
Los Angeles, CaliforniaAges 18 years+ - NCT06073886RecruitingPhase 2
Better brain stimulation for long-lasting concussion symptoms
This trial tests whether personalized brain stimulation can help people who have ongoing symptoms more than 20 on a standard concussion scale, such as headaches, dizziness, or trouble concentrating, after a mild head injury in the past year.
Westwood, Los Angeles, CaliforniaAges 18–65 - NCT06066502RecruitingPhase 3
Precision ventilation for ARDS
This study tests whether a customized breathing machine approach ("precision ventilation") is better than usual care for patients with ARDS. The goal is to improve oxygen levels and recovery while avoiding lung damage.
Tucson, ArizonaAges 18 years+ - NCT06052618RecruitingPhase 2
Pacritinib for KSHV-associated Castleman disease and KICS
This study tests a drug called pacritinib for people with KSHV-associated multicentric Castleman disease (MCD) or KSHV-associated inflammatory cytokine syndrome (KICS). It aims to see if the drug can help control symptoms and inflammation caused by these conditions.
Bethesda, MarylandAges 18–120 - NCT06043440RecruitingPhase 2
Oxygen therapy for sleep apnea in Down syndrome
This study tests whether oxygen therapy can help children with Down syndrome who have sleep apnea. It compares oxygen treatment to no treatment to see if it improves breathing during sleep and thinking skills.
Los Angeles, CaliforniaAges 5–18 - NCT06030843RecruitingPhase 2/Phase 3
Testing empagliflozin for heart and kidney health
This trial tests if the drug empagliflozin can improve kidney function in people hospitalized with heart failure who also develop acute kidney injury. It may help protect the kidneys while treating the heart condition.
Bangkok, PathumwanAges 18 years+ - NCT06047574Recruiting
Team care for PCOS diagnosis and treatment
This trial studies whether a team of doctors from different specialties can better diagnose and treat PCOS. If you have PCOS and are looking for a more comprehensive approach, this study may be a good fit.
Shanghai, Shanghai MunicipalityAges 18–45 - NCT06052436RecruitingPhase 1/Phase 2
Treg cell therapy for COVID-19 and acute respiratory distress
This trial tests a new cell therapy using Treg cells from thymic tissue to calm an overactive immune response in severe COVID-19 and ARDS. It aims to improve breathing and reduce inflammation.
Madrid, MadridAges 18–65 - NCT06011889RecruitingPhase 2/Phase 3
Etanercept for treating SAPHO syndrome
This study tests if etanercept, a biologic drug that targets inflammation, safely reduces pain and disease activity in people with SAPHO syndrome.
Warsaw, Masovian VoivodeshipAges 18 years+ - NCT06018766RecruitingPhase 2
LAM-001 for lung transplant patients with BOS
This study tests whether the drug LAM-001 can help people who have developed a condition called bronchiolitis obliterans syndrome (BOS) after a double lung transplant. BOS causes a slow decline in lung function, and this trial aims to see if LAM-001 can slow or stop that decline.
San Francisco, CaliforniaAges 18 years+ - NCT06017947Recruiting
Can music reduce anxiety during ambulance transport after a heart attack?
This study tests whether listening to music during the ambulance ride to the hospital can help reduce anxiety in people who are having a heart attack or similar heart problem.
Saint-Pierre, Île de La RéunionAges 18 years+ - NCT06014138RecruitingPhase 2/Phase 3
Volatile sedation study for ARDS patients
This trial is comparing a new type of inhaled sedative (volatile sedation) to usual IV sedatives for people with ARDS who are on a ventilator in the ICU. It aims to see if it can help patients breathe better and recover more quickly.
London, LondonAges 17 years+ - NCT06017869RecruitingPhase 2
Mitochondria therapy for Pearson Syndrome in children
This trial tests a one-time infusion of your own blood cells mixed with donated mitochondria to see if it can help children with Pearson Syndrome grow better and improve their health. It is a new approach that aims to provide the energy your cells need.
Ramat Gan, IsraelAges 1–18 - NCT05985486Recruiting
Lifestyle change for brain health in Down syndrome
This study looks at how a healthy lifestyle program can improve brain health in adults with Down syndrome who are overweight or obese. You will attend a medical center three times over a year for tests, and you'll need a caregiver to support you.
Kansas City, KansasAges 18–64 - NCT04133272Recruiting
Registry for Ehlers-Danlos syndrome patients and pregnancies
This study is a registry that collects information about people with Ehlers-Danlos syndrome, including unborn babies diagnosed before birth. It may help researchers learn more about the condition and improve care over time.
Bologna, Emilia-RomagnaAges Any age - NCT04134572Recruiting
Registry for Ollier disease and Maffucci syndrome
This trial is a registry, which means it collects information about people with Ollier disease and Maffucci syndrome. It can help researchers better understand these conditions and plan future studies.
Bologna, Emilia-RomagnaAges Any age - NCT05695963Recruiting
Daily phone check-ins for restless legs symptoms
This study uses frequent, brief check-ins (often by phone) to better understand restless legs syndrome symptoms in daily life. It may help researchers learn patterns of symptoms that could improve future care plans.
BordeauxAges 18–70 - NCT05950282Recruiting
Study of insulin sensitivity differences by age and PCOS status
This study looks at how well the body uses insulin (insulin sensitivity) across different ages, sexes, races, body weights, and whether someone has PCOS. It may help researchers understand why insulin function varies and how PCOS could be linked to metabolic health.
Houston, TexasAges 18 years+
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Common questions
- Are there clinical trials for down syndrome?
- Yes. Clin2 currently lists 3,057 recruiting down syndrome studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a down syndrome trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a down syndrome trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.