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ClinicalTrials.gov public records Last synced May 22, 2026, 5:57 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 132 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Attention-Deficit Hyperactivity Disorder Symptoms Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Child Behavior, Attention Deficit and Disruptive Behavior Disorders, Problem Behavior
Interventions
Helping the Noncompliant Child (HNC)
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
3 Years to 8 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 15, 2021 · Synced May 22, 2026, 5:57 AM EDT
Completed Phase 3 Interventional
View directory record Official record
Conditions
Conduct Disorder, Aggression
Interventions
Lithium, Placebo
Drug
Lead sponsor
Drexel University
Other
Eligibility
9 Years to 17 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2005
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 25, 2013 · Synced May 22, 2026, 5:57 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
ADHD, Sleep Disturbance, Brain Fog
Interventions
Stasis Daytime and Nighttime, Placebo
Dietary Supplement
Lead sponsor
Outliers, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Feb 1, 2026 · Synced May 22, 2026, 5:57 AM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, Dyslexia
Interventions
Atomoxetine, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
10 Years to 16 Years
Enrollment
209 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
16
States / cities
Irvine, California • Palo Alto, California • San Francisco, California + 13 more
Source: ClinicalTrials.gov public record
Updated Dec 14, 2011 · Synced May 22, 2026, 5:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Disruptive Behavior, Attention Deficit Hyperactivity Disorder, Oppositional Defiant Disorder, Conduct Disorder, Disruptive Behavior Disorder
Interventions
Mindful Parenting Program, MATCH BPT Program
Behavioral
Lead sponsor
New York University
Other
Eligibility
6 Years to 11 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 1, 2022 · Synced May 22, 2026, 5:57 AM EDT
Not listed Not applicable Interventional
View directory record Official record
Conditions
Behavior, Child, Disruptive Behavior, Executive Dysfunction, Attention-deficit, Anxiety, Depression, Stress
Interventions
Treatment App, Sham app
Behavioral
Lead sponsor
New York University
Other
Eligibility
6 Years to 12 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 6, 2024 · Synced May 22, 2026, 5:57 AM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder Symptoms
Interventions
Collaborative Life Skills Intervention (CLS), Business As Usual
Behavioral · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
7 Years to 11 Years
Enrollment
504 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 17, 2019 · Synced May 22, 2026, 5:57 AM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Onychophagia
Interventions
N-Acetylcysteine (NAC), Placebo
Drug · Other
Lead sponsor
Kevin Gray, MD
Other
Eligibility
18 Years to 30 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 2, 2018 · Synced May 22, 2026, 5:57 AM EDT
Withdrawn Not applicable Interventional
View directory record Official record
Conditions
Overweight and Obesity, Attention-Deficit Hyperactivity Disorder
Interventions
PBT-EF
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
8 Years to 12 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced May 22, 2026, 5:57 AM EDT
Withdrawn Not applicable Interventional
View directory record Official record
Conditions
Traumatic Brain Injury (TBI), Attention Deficit Hyperactivity Disorder (ADHD), Head Injury, Brain Concussion, Head Injuries, Closed
Interventions
AIM
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
10 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 7, 2016 · Synced May 22, 2026, 5:57 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, Problem Behavior
Interventions
Stimulant
Drug
Lead sponsor
Matthew J O'Brien, PhD, BCBA-D
Other
Eligibility
48 Months to 12 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2027
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Mar 16, 2025 · Synced May 22, 2026, 5:57 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Autism, Attention Deficit Disorder With Hyperactivity
Interventions
Methylphenidate-extended release, Methylphenidate-immediate release, Placebo
Drug · Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
7 Years to 12 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 8, 2013 · Synced May 22, 2026, 5:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Sleep-disordered Breathing, Sleep Apnea, Obstructive, ADHD
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
5 Years to 12 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2004
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 5, 2016 · Synced May 22, 2026, 5:57 AM EDT
Completed Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Asperger's Syndrome, Dyslexia, Cerebral Palsy, Attention Deficit Disorder, ADHD, Traumatic Brain Injury, Stroke
Interventions
My Scrivener(R)
Device
Lead sponsor
Obslap Research LLC
Industry
Eligibility
5 Years to 19 Years
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 27, 2010 · Synced May 22, 2026, 5:57 AM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder Symptoms
Interventions
Implementation Resource Package for Caregivers
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
4 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 25, 2026 · Synced May 22, 2026, 5:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder Symptoms
Interventions
Positive Behavior Management Toolkit
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
4 Years and older
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 28, 2025 · Synced May 22, 2026, 5:57 AM EDT
Active, not recruiting Not applicable Interventional
View directory record Official record
Conditions
Obsessive Compulsive Disorder, Body Dysmorphic Disorder, Tourette Syndrome, Trichotillomania, Panic Disorder, Social Phobia, Generalized Anxiety Disorder, Depression, Post-Traumatic Stress Disorder, Attention Deficit Hyperactivity Disorder, Eating Disorder, Specific Phobia, General Medical Condition
Interventions
Cognitive behavioral therapy (CBT)
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 22, 2026 · Synced May 22, 2026, 5:57 AM EDT
Terminated Phase 2 Interventional
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
methylphenidate, Placebo
Drug
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years to 55 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 3, 2018 · Synced May 22, 2026, 5:57 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Anxiety, Depression, Conduct Disorder, Stress
Interventions
Practicing the Opposite (PTO), Usual Clinical Care
Behavioral · Other
Lead sponsor
Harvard University
Other
Eligibility
9 Years to 17 Years
Enrollment
226 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
5
States / cities
Indianapolis, Indiana • Boston, Massachusetts • Concord, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 14, 2025 · Synced May 22, 2026, 5:57 AM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
ADHD
Interventions
SPD503 (Guanfacine hydrochloride), Placebo
Drug
Lead sponsor
Shire
Industry
Eligibility
6 Years to 12 Years
Enrollment
217 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
34
States / cities
Phoenix, Arizona • El Centro, California • Rolling Hills Estates, California + 29 more
Source: ClinicalTrials.gov public record
Updated Jun 13, 2021 · Synced May 22, 2026, 5:57 AM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Leukodystrophy, White Matter Disease, Leukoencephalopathies, 4H Syndrome, Adrenoleukodystrophy, AMN, ALD, ALD Gene Mutation, ALD (Adrenoleukodystrophy), X-linked Adrenoleukodystrophy, X-ALD, Adrenomyeloneuropathy, Aicardi Goutieres Syndrome, AGS, Alexander Disease, Alexanders Leukodystrophy, AxD, ADLD, Canavan Disease, CTX, Cerebrotendinous Xanthomatoses, Krabbe Disease, GALC Deficiency, Globoid Leukodystrophy, TUBB4A-Related Leukodystrophy, H-ABC - Hypomyelination, Atrophy of Basal Ganglia and Cerebellum, HBSL, HBSL - Hypomyelination, Brain Stem, Spinal Cord, Leg Spasticity, LBSL, Leukoencephalopathy With Brain Stem and Spinal Cord Involvement and High Lactate Syndrome (Disorder), Leukoencephalopathy With Brainstem and Spinal Cord Involvement and Lactate Elevation, ALSP, CSF1R Gene Mutation, HCC - Hypomyelination and Congenital Cataract, MLC1, Megalencephalic Leukoencephalopathy With Subcortical Cysts, MLD, Metachromatic Leukodystrophy, PMD, Pelizaeus-Merzbacher Disease, PLP1 Null Syndrome, PLP1 Gene Duplication | Blood or Tissue | Mutations, Pelizaeus Merzbacher Like Disease, Peroxisomal Biogenesis Disorder, Zellweger Syndrome, Refsum Disease, Salla Disease, Sialic Storage Disease, Sjögren, Sjogren-Larsson Syndrome, Van Der Knapp Disease, Vanishing White Matter Disease, Charcot-Marie-Tooth, CMT, Mct8 (Slc16A2)-Specific Thyroid Hormone Cell Transporter Deficiency, Allan-Herndon-Dudley Syndrome, Cadasil, Cockayne Syndrome, Multiple Sulfatase Deficiency, Gangliosidoses, GM2 Gangliosidosis, BPAN, Labrune Syndrome, LCC, Mucopolysaccharidoses, TBCK-Related Intellectual Disability Syndrome
Interventions
Not listed
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Not listed
Enrollment
12,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2030
U.S. locations
23
States / cities
Los Angeles, California • Orange, California • Palo Alto, California + 18 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced May 22, 2026, 5:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Autism Spectrum Disorder, Attention Deficit/Hyperactivity Disorder, Developmental Delay
Interventions
Not listed
Lead sponsor
Thomas W. Frazier, Ph.D
Other
Eligibility
1 Year to 12 Years
Enrollment
456 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 28, 2014 · Synced May 22, 2026, 5:57 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, Schizophrenia, Attention Deficit Disorder With Hyperactivity
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
3 Years to 120 Years
Enrollment
4,274 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1990
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced May 22, 2026, 5:57 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Fatigue, Attention Deficit Hyperactivity Disorder, Attention Deficit Disorder
Interventions
Dyanavel XR, Placebo
Drug
Lead sponsor
Rochester Center for Behavioral Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Rochester Hills, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced May 22, 2026, 5:57 AM EDT