Intellectual disability
MONDO:0001071A broad category of disorders characterized by an impairment to the intelligence an individual possesses. These impairments can result from trauma, birth, or disease and are not restricted to any particular age group.
Also known as: intellectual disabilities, intellectual disability
169 clinical trials for this condition and its sub-types.
Follow this condition — get notified about new trialsSub-types
Broader categories
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Radioactive microspheres aimed at prostate cancer: early safety trial underway
Disease control OngoingThis early study tests the safety of TheraSphere PCa, tiny radioactive glass beads injected into the prostate to treat localized prostate cancer. The trial involves 36 men with favorable intermediate-risk cancer and aims to find the maximum safe radiation dose. Researchers will m…
Phase: NA • Sponsor: Boston Scientific Corporation • Aim: Disease control
Last updated Jun 27, 2026 14:02 UTC
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Gene therapy trial aims to help girls with rett syndrome gain new skills
Disease control OngoingThis study tests a gene therapy called NGN-401 in 33 girls with Rett syndrome, a rare genetic disorder that affects development and movement. The therapy delivers a working copy of the MECP2 gene to try to improve skills and daily function. Researchers will measure success by whe…
Phase: PHASE3 • Sponsor: Neurogene Inc. • Aim: Disease control
Last updated Jun 27, 2026 13:06 UTC
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New cancer drug IDE161 enters human testing
Disease control OngoingThis early-stage trial is testing a new drug called IDE161, alone or with the immunotherapy pembrolizumab, in adults with advanced solid tumors (like breast, ovarian, prostate, or lung cancer). The main goals are to check safety, find the right dose, and get a first look at wheth…
Phase: PHASE1 • Sponsor: IDEAYA Biosciences • Aim: Disease control
Last updated Jun 27, 2026 13:02 UTC
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Experimental drug shows promise for rare genetic syndrome in toddlers
Disease control OngoingThis phase 2 trial tests the drug tiratricol (Triac) in 22 young boys (up to 30 months old) with MCT8 deficiency, also known as Allan-Herndon-Dudley syndrome. The goal is to see if the drug can improve brain development and reduce harmful thyroid effects in the body. Participants…
Phase: PHASE2 • Sponsor: Rare Thyroid Therapeutics International AB • Aim: Disease control
Last updated Jun 27, 2026 09:06 UTC
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Newborn screening study aims to catch rare diseases at birth
Diagnosis OngoingThis study offers voluntary screening for newborns in North Carolina to detect a wide range of rare health conditions early. Using a small blood sample already collected at birth, the program tests for dozens of disorders, including spinal muscular atrophy, cystic fibrosis, and m…
Sponsor: RTI International • Aim: Diagnosis
Last updated Jul 03, 2026 00:00 UTC
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Virtual reality could calm anxious kids with autism at the dentist
Symptom relief ENROLLING_BY_INVITATIONThis study tests whether wearing a virtual reality (VR) headset during dental treatment can reduce fear and stress in children with mild intellectual disabilities or autism spectrum disorder. Two hundred children aged 6 to 12 will either receive standard dental care or use a VR h…
Phase: NA • Sponsor: Semmelweis University • Aim: Symptom relief
Last updated Jun 27, 2026 14:02 UTC
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Pickleball power: new study tests sport as brain booster for teens with disabilities
Symptom relief OngoingThis study looks at whether playing pickleball for 12 weeks can improve thinking skills like attention and memory, as well as motor skills like balance and strength, in adolescents aged 14-18 with mild intellectual disability. Thirty-two students will either play pickleball three…
Phase: NA • Sponsor: Elif Top • Aim: Symptom relief
Last updated Jun 27, 2026 12:34 UTC
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Talking therapy shows promise for calming outbursts in kids with autism
Symptom relief ENROLLING_BY_INVITATIONThis small pilot study at Yale University is testing a modified form of cognitive-behavioral therapy (CBT) for children with autism and intellectual disability who struggle with irritability, tantrums, and aggression. Up to 6 children aged with an IQ between 55 and 85 will receiv…
Phase: NA • Sponsor: Yale University • Aim: Symptom relief
Last updated Jun 27, 2026 12:31 UTC
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Can exercise boost quality of life for people with intellectual disabilities?
Symptom relief ENROLLING_BY_INVITATIONThis study compares two 8-week exercise programs for adults with intellectual disabilities who are currently sedentary. One group does traditional strength and endurance exercises, while the other plays sports like soccer and basketball. Researchers will measure changes in physic…
Phase: NA • Sponsor: Universidad Católica San Antonio de Murcia • Aim: Symptom relief
Last updated Jun 27, 2026 12:30 UTC
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Horse therapy shows promise for kids with intellectual disabilities
Symptom relief OngoingThis study looks at whether a program involving horseback riding and horse care can help school-age children with intellectual disabilities. Researchers will measure stress (using heart rate, oxygen levels, and skin responses), balance, and daily living skills in 60 children. The…
Phase: NA • Sponsor: Universidad Pontificia Comillas • Aim: Symptom relief
Last updated Jun 27, 2026 12:00 UTC
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New program aims to ease burden on families of kids with rare diseases
Symptom relief ENROLLING_BY_INVITATIONThis study tests a program called FACE-Rare, designed to support family caregivers of children with rare, life-limiting diseases. The program includes three sessions to help families prepare for future medical decisions and improve their quality of life. Researchers will compare …
Phase: NA • Sponsor: Children's National Research Institute • Aim: Symptom relief
Last updated Jun 27, 2026 09:00 UTC
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Lifting weights, lifting spirits: new study tests strength training for down syndrome
Symptom relief OngoingThis study looks at whether a specially designed group resistance training program (called RESID) is safe, enjoyable, and helpful for adults with Down syndrome aged 20 to 45. The program includes exercises like lifting weights or using resistance bands. Researchers want to see if…
Phase: NA • Sponsor: Saint John of God Intellectual Disability Services - Dublin South East • Aim: Symptom relief
Last updated Jun 27, 2026 09:00 UTC
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Can a game app boost language in kids with autism?
Symptom relief ENROLLING_BY_INVITATIONThis study tests a gamified app called MITA designed to improve language and thinking skills in children with autism aged 2 to 5. Sixty children will be randomly assigned to either use the app alongside their usual therapy or continue with standard care alone. The goal is to see …
Phase: NA • Sponsor: ImagiRation, LLC • Aim: Symptom relief
Last updated Jun 27, 2026 08:10 UTC
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Can a simple test track ADHD med effects in kids with intellectual disability?
Symptom relief ENROLLING_BY_INVITATIONThis study looks at whether a set of thinking and memory tests can detect changes caused by a stimulant medication in children aged 6 to 17 who have both intellectual disability and ADHD. About 68 participants will receive either the medication or a placebo, then switch after a b…
Phase: PHASE1 • Sponsor: University of California, Davis • Aim: Symptom relief
Last updated Jun 27, 2026 08:04 UTC
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Robot suit helps kids with movement disorders take steps at home
Symptom relief OngoingThis study tests a wearable robotic exoskeleton called EXPLORER in 15 children with movement problems from conditions like cerebral palsy. The goal is to see if it helps them walk better in their everyday environments, such as home and the community. The study focuses on safety, …
Phase: NA • Sponsor: MarsiBionics • Aim: Symptom relief
Last updated Jun 27, 2026 07:51 UTC
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New study tests two ways to empower parents of kids with intellectual disabilities
Knowledge-focused OngoingThis study compares two programs for parents of teens and young adults (ages 11-27) with intellectual or developmental disabilities. One program teaches parents how to advocate for their child's health, while the other connects them with other parents for shared learning. Researc…
Phase: NA • Sponsor: University of North Carolina, Chapel Hill • Aim: Knowledge-focused
Last updated Jun 27, 2026 14:01 UTC
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AI tablet rehab gets a Kid-Friendly makeover
Knowledge-focused OngoingThis study works with children aged 7 to 16 who have borderline intellectual disorder, their families, and experts to improve a tablet-based AI program that helps with thinking and language skills. Researchers are collecting feedback through interviews and workshops to make the p…
Sponsor: Samsung Medical Center • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:02 UTC
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Rare disease mystery: NIH launches deep dive into Smith-Magenis syndrome
Knowledge-focused OngoingThis study follows nearly 600 people with Smith-Magenis syndrome (SMS), a rare genetic condition, to track how their health, behavior, and development change over time. Researchers will perform detailed medical exams, genetic tests, and surveys to better understand the syndrome's…
Sponsor: National Human Genome Research Institute (NHGRI) • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:36 UTC
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Vision training may boost brain and body health in intellectual disability
Knowledge-focused TerminatedThis study aimed to see if a 16-week perceptual-vision training program could improve thinking skills (like focus) and physical fitness (balance, strength, agility) in adults aged 40-70 with mild intellectual disability. Participants were to be split into training, training-then-…
Phase: NA • Sponsor: Università degli Studi dell'Insubria • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:29 UTC
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Tennis tech boost for special needs teens
Knowledge-focused OngoingThis study looked at whether a real-time pose recognition system could help 30 teenagers with mild to moderate intellectual disabilities learn tennis skills more accurately and quickly than traditional coaching. Participants were split into two groups: one used the technology dur…
Phase: NA • Sponsor: Burdur Mehmet Akif Ersoy University • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:07 UTC
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Vagus nerve study for autism withdrawn before starting
Knowledge-focused TerminatedThis study planned to test vagus nerve stimulation (VNS) in children and adults with autism and developmental disabilities to see if it could improve behavior, thinking, and body rhythms. Participants would have chosen 1 to 3 months of daily VNS and completed monthly check-ins. T…
Phase: NA • Sponsor: New York State Institute for Basic Research • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:04 UTC
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New program aims to boost independence for youth with disabilities
Knowledge-focused ENROLLING_BY_INVITATIONThis study tests a program called the Community Mobility Planning Process (CMPP) for young adults aged 16-30 with mild to moderate intellectual disabilities. Over 8 weeks, participants work with support staff on activities to plan how to get around their community more independen…
Phase: NA • Sponsor: Temple University • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:03 UTC
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Tiny brain tracker could help spot hidden seizures in people with intellectual disabilities
Knowledge-focused OngoingThis study looks at whether a tiny device placed under the scalp can safely and comfortably track seizures in adults with mild to moderate intellectual disability and epilepsy. Nine participants will wear the monitor for up to 6 months, and researchers will compare the device's r…
Sponsor: University of Plymouth • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:01 UTC
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Can a walking program with text reminders and social support boost health in adults with intellectual disabilities?
Knowledge-focused OngoingThis study tests a program called We Walk Plus, which uses a Fitbit activity tracker, personalized text messages, and a private social network to encourage walking in 46 adults aged 35-60 with mild or moderate intellectual disabilities. The goal is to see if the program is feasib…
Phase: NA • Sponsor: University of Illinois at Chicago • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:04 UTC
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Can early reading help kids who Can't speak? new study investigates
Knowledge-focused OngoingThis study looks at whether special reading lessons can help young children (ages 4-8) with intellectual disabilities who use pictures or devices to communicate. Researchers will compare different timing and combinations of reading programs in kindergarten and first grade. The go…
Phase: NA • Sponsor: Ostfold University College • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:03 UTC
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New framework aims to prevent medication errors in vulnerable group
Knowledge-focused OngoingThis study works with 110 adults who have intellectual or developmental disabilities and receive care from a Norwegian municipality. The goal is to create better routines and digital tools to make sure they get the right medicines safely. Researchers will review each person's med…
Phase: NA • Sponsor: Vestvagoy Municipality • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:01 UTC