Condition

Attention Deficit Hyperactivity Disorder clinical trials and research

• 30Clinical trials
• 6NIH research projects
• 13Countries

Newest Attention Deficit Hyperactivity Disorder clinical trials

All recruiting trials (30)

• Foquest in older adults with ADHD: daily methylphenidate for 65+

  This study tests whether once-daily Foquest helps symptoms in adults 65 and older with ADHD.

  Recruiting Phase 4 Dar Clinical Research Inc. · Ottawa, Ontario · NCT07710014

• Neuroplasticity-targeted supplements for ADHD in children

  A 12-week randomized trial tests whether gut- and brain-targeted supplements can help reduce ADHD symptoms in children aged 6–12.

  Recruiting Khyber Medical University Peshawar · Peshawar, KPK · NCT07665658

• Therapy approaches for irritability in youths: active treatments vs nonactive psychoeducation

  This study tests whether active psychotherapies for irritability in kids aged 8–16.5 years work better than nonactive, time-matched psychoeducation for children and their parents.

  Recruiting National Institutes of Health Clinical Center (CC) · Bethesda, Maryland · NCT07640802

• Playful physiotherapy to support children with ADHD or autism

  This program will try a play-based physiotherapy approach to see if it improves emotional, behavioral, and social functioning in Estonian-speaking children aged 5–12 with ADHD or autism.

  Recruiting University of Tartu · Tartu · NCT07466147

• Social cognition testing for 8–16-year-olds with autism, ADHD, or atypical development

  This project will test a multidimensional social-cognition battery in French-speaking 8–16-year-olds with autism, ADHD, or atypical neurodevelopment to see if it better identifies social processing differences.

  Recruiting Assistance Publique - Hôpitaux de Paris · Paris · NCT07439276

• Transcranial infrared light to the prefrontal cortex for adults with ADHD

  This trial will try using transcranial infrared light on the prefrontal cortex to see if it improves attention, impulse control, and working memory in adults with ADHD.

  Recruiting University of Texas at Austin · Austin, Texas · NCT07203092

• VR program to improve focus during homework for emerging adults with ADHD

  This trial will test whether using a virtual reality headset, with or without real-time feedback about focus, helps 18–25-year-olds with ADHD stay focused while doing homework and studying.

  Recruiting at 2 sites Phase 4 Rutgers, The State University of New Jersey · Baton Rouge, Louisiana and 1 other locations · NCT07169760

• High- and low-frequency paired associative deep TMS for ADHD

  This trial tests whether high- or low-frequency paired deep transcranial magnetic stimulation (dTMS) to the prefrontal cortex can help adults with ADHD by balancing cortical arousal between the brain hemispheres.

  Recruiting Ben-Gurion University of the Negev · Beersheba · NCT07105475

• A system for diagnosing and treating children's brain diseases using advanced technology

  This study is testing a new system that uses advanced technology to help doctors diagnose and treat different brain diseases in children, like ADHD and autism, by combining ideas from both Chinese and Western medicine.

  Recruiting Affiliated Hospital of Nanjing University of Chinese Medicine · Nanjing · NCT06848959

• Trigeminal nerve stimulation for children with prenatal alcohol exposure

  This study is testing whether a gentle electric stimulation on the forehead can help children aged 8-12 with ADHD caused by prenatal alcohol exposure feel better and manage their symptoms at home.

  Recruiting University of California, Los Angeles · Los Angeles, California · NCT06847165

• Virtual reality exercise game for improving attention in adolescents with ADHD

  This study is testing if a fun virtual reality exercise game can help teenagers with ADHD improve their attention and feel better overall.

  Recruiting Hospital de Clinicas de Porto Alegre · Porto Alegre, Rio Grande do Sul and 1 other locations · NCT06632249

• Personalized treatment for children with disruptive behavior and their parents

  This study is testing a personalized treatment approach for children aged 6-12 with disruptive behavior and their parents to see if it can improve the effectiveness of therapy.

  Recruiting Centre for Addiction and Mental Health · Toronto, Ontario · NCT06373484

• Therapy using brain stimulation for children with ADHD

  This study is testing whether a special brain stimulation treatment can help children with ADHD improve their ability to control their impulses.

  Recruiting Children's Hospital Medical Center, Cincinnati · Cincinnati, Ohio · NCT06325813

• Using Dyanavel XR to treat fatigue in adults with ADHD

  This study is testing if Dyanavel XR can help adults with ADHD feel less tired over 10 weeks compared to a placebo.

  Recruiting Phase 4 Rochester Center for Behavioral Medicine · Rochester Hills, Michigan · NCT06248229

• Understanding ADHD and addiction in patients

  This study is trying to learn more about how ADHD and addiction happen together in people by collecting information from patients over a year to see how well treatments work.

  Recruiting at 3 sites Nantes University Hospital · Nantes, Loire-Atlantique and 2 other locations · NCT06232226

• Using weighted blankets to improve sleep in children with ADHD

  This study is testing whether using weighted blankets can help children with ADHD, ages 5 to 12, sleep better.

  Recruiting University Hospital Bispebjerg and Frederiksberg · Frederiksberg · NCT06194162

• Improving ADHD treatment through team-based school interventions

  This study is testing a new team-based approach to improve a school program for children with ADHD to see if it helps them do better in school.

  Recruiting University of California, San Diego · San Diego, California · NCT06180681

• Using Virtual Reality to Help Children with ADHD Improve Executive Functions

  This study is testing if virtual reality games can help children with ADHD improve their attention and thinking skills while getting support from their parents.

  Recruiting Oulu University Hospital · Oulu · NCT06123741

• Home-based parenting support for parents with intellectual disabilities

  This study tests a special parenting program for parents with intellectual disabilities to see if it helps them improve their skills and keep their children safe from neglect.

  Recruiting at 5 sites Örebro University, Sweden · Enköping and 4 other locations · NCT05935722

• Non-invasive light stimulation to improve attention in adults

  This study is testing if a non-invasive light treatment can help improve attention in adults, including those with ADHD.

  Recruiting University of Texas at Austin · Austin, Texas · NCT05802680

• Using virtual reality games to improve cognitive skills in children with ADHD

  This study is testing if virtual reality games can help kids with ADHD improve their focus and brain skills.

  Recruiting Phase 1/2 National Institutes of Health Clinical Center (CC) · Bethesda, Maryland · NCT05608434

• Focused Acceptance and Commitment Therapy for Parents of Children with Special Healthcare Needs

  This study is trying out a video-based therapy program to see if it can help parents of children with special healthcare needs feel less stressed and improve their parenting during tough times.

  Recruiting at 5 sites Chinese University of Hong Kong · Hong Kong and 4 other locations · NCT05584059

• Using brain stimulation to help children with ADHD

  This study is testing if a type of brain stimulation can help children with ADHD focus better and control their impulses during special exercises.

  Recruiting Phase 3 Centre Hospitalier Universitaire, Amiens · Amiens · NCT04704687

• Understanding brain development and behaviors like impulsivity and compulsivity

  This study looks at how brain development affects impulsive and compulsive behaviors in people aged 6 to 80 to see if there are links between genetics and brain features.

  Recruiting National Institutes of Health Clinical Center (CC) · Bethesda, Maryland · NCT04631042

• Early intervention program for preschoolers with ADHD

  This study is testing a new program that helps parents of preschoolers with ADHD learn strategies to manage their child's symptoms and improve their relationship, making it easier for families to get support.

  Recruiting Lehigh University · Bethlehem, Pennsylvania · NCT04627415

• Understanding baby brain development and its relation to neurodevelopmental conditions

  This study is trying to understand how babies' brains develop from before birth to age four to see if it can help spot early signs of conditions like Autism or ADHD.

  Recruiting King's College London · London · NCT04443179

• Using brain stimulation to improve thinking skills in people with mental health conditions

  This study is testing if a brain stimulation treatment can help improve thinking skills in people with mental health conditions like depression, bipolar disorder, and ADHD.

  Recruiting Massachusetts General Hospital · Boston, Massachusetts · NCT04296604

• Understanding how drugs work in children

  This study is trying to find the best and safest doses of certain medications for children and young adults under 21 who are being treated for conditions like COVID-19 and pulmonary arterial hypertension.

  Recruiting at 5 sites Duke University · Phoenix, Arizona and 51 other locations · NCT04278404

• Effects of stimulant medication on disruptive behavior in children with ADHD

  This study tests how stimulant medication affects disruptive behavior, preferences, and impulse control in children and teens with ADHD.

  Recruiting Phase 4 University of Iowa · Iowa City, Iowa · NCT03420339

• Motor attention training for ADHD in college students

  This study tests if adding tai chi or an exercise class to standard care can help college students with ADHD feel less distracted and improve their focus.

  Recruiting University of Wisconsin, Madison · Madison, Wisconsin · NCT02688959

NIH-funded research (6)

Early-stage science funded by the US National Institutes of Health. Most of these projects don't enroll patients, but they show what is being worked on.

• Maternal acetaminophen use in pregnancy and ADHD risk in children

  A large study will follow thousands of mother-child pairs to see if taking acetaminophen during pregnancy relates to ADHD in kids.

  NIH research Kaiser Foundation Research Institute · Oakland, UNITED STATES · NIH-11434804

• ADHD and educational achievement across different Brazilian communities

  A large study in Brazilian adults will look at how ADHD and educational outcomes are connected, using genetic data to understand differences across diverse urban regions.

  NIH research University of Sao Paulo · Sao Paulo, Brazil · NIH-11376059

• Understanding the link between education and ADHD in different communities

  This project explores how genes and environment together shape the connection between ADHD and educational success in adults from diverse backgrounds.

  NIH research University of Sao Paulo · Sao Paulo, Brazil · NIH-11091533

• Exploring how concussions affect attention in children with ADHD.

  This study is looking at how concussions might affect kids and teens with ADHD by using brain scans to see if their brain activity is different, which could help create better treatments for those struggling with attention issues.

  NIH research Washington University · Saint Louis, United States · NIH-11056126

• Using machine learning to identify children at risk for autism and ADHD early

  This study is looking to help doctors spot kids who might be at risk for autism or ADHD earlier by using information from their health records, so they can get the right support sooner.

  NIH research Duke University · Durham, United States · NIH-10918192

• Improving care quality for children with ADHD

  This study is looking at how to improve the care kids aged 0-11 with ADHD receive by using smart technology to find out what’s missing in their treatment, so that doctors can provide better support and help these children thrive.

  NIH research Stanford University · Stanford, United States · NIH-10895464

Related topics

Quick answers

How many Attention Deficit Hyperactivity Disorder clinical trials are recruiting right now?

30, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.

Where are these trials running?

In 13 countries. The most sites are in United States (15 trials), Canada (3 trials), France (3 trials), Pakistan (1 trial), Finland (1 trial). Each study page lists its sites and which ones are recruiting.

What phases are they in?

Phase 4: 4, Phase 1/2: 1, Phase 3: 1. Trials with no phase listed are usually device, behavioural or observational studies.

How do I join one?

Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.

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