304 completed, 72 unknown, 53 recruiting, 26 not yet recruiting. 258 Not applicable, 59 Phase 3, 41 Phase 4, 35 Phase 2, 20 Phase 1.
Follow ADHD: new trials by email Literature Review of ADHD trials Research Report on ADHD
Tick up to 5 trials to compare them side by side (eligibility, arms, endpoints, adverse events) in a Literature Matrix.
| Trial | Phase | Status | Sponsor | Enrollment | Start | Updated |
|---|---|---|---|---|---|---|
| A Clinical Trial of Iron Supplementation for Youth With ADHD and Restless Sleep Ferrous Sulfate, Placebo - ADHD, Sleep Problems | Phase 1 / Phase 2 | Not yet recruiting | Hugo W. Moser Research Institute at Kennedy Krieger, Inc. | 70 | 2027-03-01 | 2026-05-04 |
| Immersive Gamified Virtual Reality-Based Training for Children With Attention Deficit Hyperactivity Disorder Immersive gamified virtual reality-based training (iGameVRT), Traditional social skills training - ADHD, Social Skills | Not applicable | Not yet recruiting | The Hong Kong Polytechnic University | 120 | 2027-01-02 | 2026-08-25 |
| Delayed-Release, Extended-Release Methylphenidate (Jornay PM) for Adolescents and Young Adults With Attention-Deficit/Hyperactivity Disorder and Cannabis Use Disorder Delayed-release, extended-release methylphenidate, Placebo - ADHD, Cannabis Use Disorder | Phase 4 | Not yet recruiting | Massachusetts General Hospital | 66 | 2026-11-01 | 2026-09-28 |
| Brief Intervention Addressing Stigma Among Parents of Children With Mental Health Problems Brief video - Depression Disorders, ADHD | Not applicable | Not yet recruiting | New York State Psychiatric Institute | 1600 | 2026-10-01 | 2026-09-03 |
| ADHD and Mental Effort ADHD | Not yet recruiting | Assistance Publique - Hôpitaux de Paris | 80 | 2026-10-01 | 2026-09-10 | |
| Role of Theta Frequency Oscillations in Proactive and Reactive Control Processes in Youth With Attention Deficit Hyperactivity Disorder (ADHD) and Obsessive Compulsive Disorder (OCD) ADHD, Obsessive Compulsive Disorder (OCD) | Recruiting | National Institute of Mental Health (NIMH) | 110 | 2026-09-30 | 2026-10-05 | |
| EEG Biomarkers for ADHD Stimulant Treatment methylphenidate HCl, Mixed amphetamine salts extended release - ADHD | Phase 4 | Not yet recruiting | Boston Children's Hospital | 220 | 2026-09-15 | 2026-06-16 |
| QAIAx (AIhealth4U) - AI Smart Health Cities: Microcity Enclave Program (Quantum AI/AGI Agency a/k/a AI City Hall Project - UPSTO App Nos. 64/074,526, 64/063,557, 64/105,164, 63/903,181, 63/729,428, 64/125,360) AI City Hall Project (AIhealth4u - Public Health Central), AI City Hall Project (QAIAx Microcity A - AI Public Health Central) - Asperger's Disorder, Asperger Disorder | Not applicable | Not yet recruiting | Veterans Recovery Network Inc. | 1000000 | 2026-09-01 | 2026-09-17 |
| A Comparison of Group Cognitive Behavioural Therapy (CBT) and Structured Activity Group for Adults With Attention Deficit Hyperactivity Disorder (ADHD) Group CBT based on DBT-skills training, Activity group - ADHD | Not applicable | Recruiting | Region Stockholm | 120 | 2026-09-01 | 2026-09-22 |
| Dynamic Relationships Between Estrogen Fluctuations, Sleep, and Psychiatric Complexity Among Adolescent Females With ADHD ADHD | Not yet recruiting | Duke University | 30 | 2026-09-01 | 2026-09-21 | |
| Personalising ADHD Medication Treatment for Children and Young People PETRA decision-aid tool, Best-evidence decision-support tool - ADHD | Not applicable | Not yet recruiting | University of Southampton | 102 | 2026-09-01 | 2026-09-10 |
| ADHD, Gut Problems and Synbiotic Synbiotic Cap Gut-Brain, Placebo - ADHD, Gastrointestinal | Not applicable | Not yet recruiting | Super Synbiotics AB | 174 | 2026-09-01 | 2026-07-21 |
| A Clinical Trial Evaluating Fecal Microbiota Transplantation (FMT) in Adolescents With ADHD Fecal Microbiota Transplant (FMT), Nitazoxanide 500mg BID, Vancomycin 250mg BID - ADHD, ADHD - Attention Deficit Disorder With Hyperactivity | Phase 2 | Not yet recruiting | University of Calgary | 64 | 2026-08-31 | 2026-09-10 |
| Efficacy of Cognitive Behavioural Therapy for Insomnia and Bright Light Therapy in Adolescents With ADHD, Insomnia, and Evening Chronotype CBT-I with Bright Light Group, CBT-I with Placebo Light Group - Insomnia, ADHD | Not applicable | Not yet recruiting | The University of Hong Kong | 150 | 2026-08-10 | 2026-08-24 |
| An Open-Label Study to Assess the Long-Term Safety of Solriamfetol in Children and Adolescents With ADHD Solriamfetol - ADHD | Phase 3 | Enrolling by invitation | Axsome Therapeutics, Inc. | 300 | 2026-08-06 | 2026-10-13 |
| Impact of the MIND Diet on ADHD Symptoms in Untreated Children MIND Diet (Mediterranean-DASH Intervention for Neurodegenerative Delay) Dietary Intervention - ADHD | Not applicable | Not yet recruiting | American University of Beirut Medical Center | 158 | 2026-08-01 | 2026-07-07 |
| Rapid Entrainment and Signal-guided Neuromodulation for Behavioral Health AIP-Informed Integrative Psychotherapy, Transcutaneous Auricular Vagus Nerve Stimulation, Regulated Breathing and Autonomic Regulation - Anxiety, PTSD | Not applicable | Active not recruiting | Tactical Mind Research Coalition, Inc. | 240 | 2026-08-01 | 2026-09-16 |
| Multimodal Biomarkers Predicting Medication-Induced Adverse Effects in Children With ADHD methylphenidate - ADHD | Recruiting | National Taiwan University Hospital | 90 | 2026-08-01 | 2026-10-28 | |
| Impact of Short and Mistimed Sleep on Adolescents With ADHD: The Adolescent Attention and Circadian Timing Study Aligned sleep extension, Misaligned sleep extension - ADHD | Not applicable | Recruiting | Children's Hospital Medical Center, Cincinnati | 50 | 2026-07-10 | 2026-08-17 |
| Forward Treatment of Attention Deficit and Hyperactivity Using Solriamfetol (FOCUS-2) Solriamfetol Dose A, Solriamfetol Dose B, Placebo - ADHD | Phase 3 | Recruiting | Axsome Therapeutics, Inc. | 468 | 2026-07-06 | 2026-10-13 |
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Attention Deficit Disorder with Hyperactivity (500) · Autistic Disorder (18) · Anxiety Disorders (16) · Depression (14) · Spasm (11) · Autism Spectrum Disorder (10) · Neurodevelopmental Disorders (9) · Substance-Related Disorders (9) · Bipolar Disorder (8) · Conduct Disorder (8) · Mental Disorders (8) · Motor Activity (8) · Oppositional Defiant Disorder (8) · Psychological Well-Being (8) · Stress Disorders, Post-Traumatic (7)
Attention Deficit and Disruptive Behavior Disorders (498) · Mental Disorders (492) · Neurodevelopmental Disorders (491) · Behavior (61) · Nervous System Diseases (57) · Pathological Conditions, Signs and Symptoms (42) · Signs and Symptoms (35) · Neurologic Manifestations (30) · Child Development Disorders, Pervasive (26) · Behavioral Symptoms (23) · Autism Spectrum Disorder (17) · Sleep Wake Disorders (17) · Central Nervous System Diseases (16) · Brain Diseases (15) · Neurobehavioral Manifestations (15)
Methylphenidate (50) · Atomoxetine Hydrochloride (20) · Therapeutics (13) · Lisdexamfetamine Dimesylate (12) · 5,10-dihydro-5-methylphenazine (7) · Cognitive Training (5) · Neurofeedback (5) · Transcranial Magnetic Stimulation (5) · Central Nervous System Stimulants (4) · Cognitive Behavioral Therapy (4) · Dexmethylphenidate Hydrochloride (4) · Methods (4) · Neuropsychological Tests (4) · Transcranial Direct Current Stimulation (4) · Control Groups (3)
Massachusetts General Hospital (24) · Duke University (11) · Shire (11) · The University of Hong Kong (10) · Children's Hospital Medical Center, Cincinnati (9) · Florida International University (7) · Assiut University (6) · Hugo W. Moser Research Institute at Kennedy Krieger, Inc. (6) · Icahn School of Medicine at Mount Sinai (6) · Karolinska Institutet (6) · Chen Li (5) · Rhodes Pharmaceuticals, L.P. (5) · Seattle Children's Hospital (5) · Supernus Pharmaceuticals, Inc. (5) · The Hong Kong Polytechnic University (5)
United States (240) · Israel (30) · Canada (19) · China (19) · Sweden (18) · Hong Kong (16) · France (15) · Germany (15) · United Kingdom (15) · Netherlands (11) · Taiwan (10) · Denmark (9) · Spain (8) · Switzerland (8) · Norway (7)
Joseph Biederman, MD (8) · Jeffrey Newcorn, MD (6) · Ann Childress, MD (5) · Li Chen, doctor (5) · Craig Surman, MD (3) · Joseph Reiz (3) · Matt Brams, MD (3) · Michael Huss, Prof. Dr. (3) · Michael Segal, MD PhD (3) · Paul Hammerness, MD (3) · Scott H Kollins, PhD (3) · Alison E Pritchard, PhD (2) · Amori Mikami, PhD (2) · Anil Chacko, PhD (2)
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2008 (2), R21MH124066 (2), R61MH113663 (2), U10DA013732 (2), 2023 (1), 2025 (1), K01DA025131 (1), K12DA000357 (1), K23MH136346 (1), P60MD002266 (1), R01AT010508 (1), R01DA011444 (1), R01DA024838 (1), R01DA033080 (1), R01HD038461 (1)