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ClinicalTrials.gov public records Last synced Oct 20, 2026, 7:36 AM EDT

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Showing 49–72 of 844 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Attention Deficit and Disruptive Behavior Disorder Clear all
Completed No phase listed Observational Accepts healthy volunteers

Genetic, Brain Structure, and Environmental Effects on ADHD

NCT01721720
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
3 Years and older
Enrollment
1,091 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 16, 2024 · Synced Oct 20, 2026, 7:36 AM EDT
Terminated Phase 4 Interventional

Omega-3 Fatty Acids as an Adjunctive Therapy for Stimulants in Children With ADHD

NCT01778647
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Stimulants plus Lovaza, Stimulants plus placebo
Dietary Supplement · Drug
Lead sponsor
Antonios Likourezos
Other
Eligibility
6 Years to 15 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Dec 14, 2023 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Not applicable Interventional

Enhanced Support for Behavioral Barriers to Learning: An Evaluation of the SCHOOL STARS Program

NCT03669289
View directory record Official record
Conditions
Disruptive Behavior Disorder, Childhood Onset, Attention Deficit Hyperactivity Disorder, Oppositional Defiant Disorder in Children, Disruptive Mood Dysregulation Disorder
Interventions
enhanced model of primary care
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
5 Years to 12 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated May 22, 2019 · Synced Oct 20, 2026, 7:36 AM EDT
Active, not recruiting Not applicable Interventional

Interventions for English Language Learners At-Risk for ADHD

NCT05918991
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Daily Report Card, Language Intervention
Behavioral · Other
Lead sponsor
Florida International University
Other
Eligibility
Not listed
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Open-label Safety and Efficacy of SPN-812 (Viloxazine Extended-release Capsule) in Adults With ADHD and Mood Symptoms

NCT06185985
View directory record Official record
Conditions
Attention-Deficit/Hyperactivity Disorder
Interventions
SPN-812
Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
161 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Phase 2 Interventional Results available

Adult Attention Deficit Hyperactivity Disorder

NCT01692782
View directory record Official record
Conditions
Adult Attention Deficit Hyperactivity Disorder
Interventions
SEP-225289, Placebo
Drug
Lead sponsor
Sumitomo Pharma America, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
341 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
31
States / cities
Encino, California • Garden Grove, California • Irvine, California + 28 more
Source: ClinicalTrials.gov public record
Updated Jan 12, 2015 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Phase 3 Interventional

Study Evaluating the Safety and Efficacy of CLONICEL® to Treat Children and Adolescents With Attention Deficit Hyperactivity Disorder (ADHD)

NCT00556959
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
high dose clonidine HCl sustained release, low dose clonidine HCl sustained release, placebo
Drug
Lead sponsor
Addrenex Pharmaceuticals, Inc.
Industry
Eligibility
6 Years to 17 Years
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
13
States / cities
Gainesville, Florida • Jacksonville, Florida • Miami, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Mar 24, 2010 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sleep Extension and Behavior of Young Children

NCT03446716
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Sleep Extension
Behavioral
Lead sponsor
University of Massachusetts, Amherst
Other
Eligibility
6 Years to 9 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Amherst, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 27, 2018 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Phase 3 Interventional Results available

Smoking Cessation for Adults With Attention Deficit Hyperactivity Disorder (ADHD)

NCT00253747
View directory record Official record
Conditions
ADHD, Smoking
Interventions
Osmotic-Release Methylphenidate, Placebo
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 55 Years
Enrollment
255 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
6
States / cities
Cambridge, Massachusetts • Rochester, Minnesota • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 17, 2012 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Study to Evaluate NRCT-101SR in Adult Attention Deficit Hyperactivity Disorder (ADHD)

NCT05683249
View directory record Official record
Conditions
ADHD
Interventions
NRCT-101-SR, Placebo
Drug
Lead sponsor
Neurocentria, Inc.
Industry
Eligibility
18 Years and older
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
9
States / cities
Garden Grove, California • Lakeland, Florida • Maitland, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2025 · Synced Oct 20, 2026, 7:36 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Transcranial Direct Current Stimulation (tDCS) Neuromodulation of Executive Function Across Neuropsychiatric Populations

NCT04296604
View directory record Official record
Conditions
Traumatic Brain Injury, Major Depressive Disorder, Bipolar Disorder, Schizophrenia, Attention Deficit Hyperactivity Disorder, Borderline Personality Disorder, Substance Use Disorders
Interventions
Transcranial Direct Current Stimulation
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Oct 20, 2026, 7:36 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

System for Determining Ideal Drug Doses for ADHD - Stages 1 and 2

NCT03523663
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
no intervention. measure eye movement data
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
8 Years to 12 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 10, 2021 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Phase 3 Interventional Results available

KP415 Classroom Study in Children (6-12 Years of Age) With ADHD

NCT03292952
View directory record Official record
Conditions
ADHD
Interventions
KP415 oral capsule, Placebo oral capsule
Drug
Lead sponsor
Zevra Therapeutics
Industry
Eligibility
6 Years to 12 Years
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
5
States / cities
Bradenton, Florida • Maitland, Florida • Las Vegas, Nevada + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 30, 2021 · Synced Oct 20, 2026, 7:36 AM EDT
Not listed Phase 4 Interventional

Effect of Atomoxetine on ADHD-Related Insomnia in Children and Adolescents

NCT00252278
View directory record Official record
Conditions
Attention-Deficit/Hyperactivity Disorder (ADHD), Insomnia
Interventions
atomoxetine
Drug
Lead sponsor
Rhode Island Hospital
Other
Eligibility
6 Years to 17 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 7, 2006 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Phase 3 Interventional

Long-Term Lithium Treatment for Aggressive Conduct Disorder

NCT00000385
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 26, 2013 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Treatments for Fathers With ADHD and Their At-Risk Children (Fathers Too)

NCT02675400
View directory record Official record
Conditions
Attention Deficit/Hyperactivity Disorder (ADHD)
Interventions
Vyvanse, Behavioral Parent Training, Methylphenidate
Drug · Behavioral
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
21 Years to 55 Years · Male only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 12, 2018 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of SPD503 in Combination With Psychostimulants

NCT00734578
View directory record Official record
Conditions
ADHD
Interventions
SPD503-AM, SPD503-PM, Placebo
Drug
Lead sponsor
Shire
Industry
Eligibility
6 Years to 17 Years
Enrollment
461 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
61
States / cities
Dothan, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 53 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2021 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Not applicable Interventional

Mobile Behavioral Parent Training for Childhood ADHD: Pilot Trial

NCT05955274
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Mobile Behavioral Parent Training (mBPT), Just-in-time intervention: Parenting Strategies
Behavioral
Lead sponsor
Florida International University
Other
Eligibility
7 Years to 12 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 29, 2025 · Synced Oct 20, 2026, 7:36 AM EDT
Not listed Not applicable Interventional

Enhancing ADHD Driving Performance With Stimulant Medication

NCT00572026
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Methylphenidate Transdermal System
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 25 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 3, 2009 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Not applicable Interventional Results available

School-Based Mental Health Services for Urban Children

NCT00612690
View directory record Official record
Conditions
Conduct Disorder, Oppositional Defiant Disorder, Attention Deficit Disorder With Hyperactivity
Interventions
Community mental health consultation model program, Treatment as usual (TAU)
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
5 Years to 12 Years
Enrollment
482 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 4, 2014 · Synced Oct 20, 2026, 7:36 AM EDT
Terminated Phase 4 Interventional Results available

Safety and Tolerability Study of Adhansia XR® Extended-Release Capsules in Children

NCT04987762
View directory record Official record
Conditions
Attention Deficit/Hyperactivity Disorder
Interventions
Adhansia XR
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
4 Years to 12 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
15
States / cities
Little Rock, Arkansas • Colorado Springs, Colorado • Jacksonville, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2023 · Synced Oct 20, 2026, 7:36 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Stimulant Medication Effects on Auditory Sensitivity in Teens With ADHD

NCT04577417
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, Attention Deficit Disorder, Attention Deficit Disorder With Hyperactivity
Interventions
ADHD stimulants, for example, amphetamine, dexmethylphenidate, dextroamphetamine, methylphenidate
Drug
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
13 Years to 19 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated Dec 13, 2022 · Synced Oct 20, 2026, 7:36 AM EDT
Not yet recruiting Phase 4 Interventional

EEG Biomarkers for ADHD Stimulant Treatment

NCT07650643
View directory record Official record
Conditions
ADHD
Interventions
methylphenidate HCl, Mixed amphetamine salts extended release
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
7 Years to 11 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Brookline, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 20, 2026, 7:36 AM EDT
Completed Phase 2Phase 3 Interventional

Treatment of Adult Attention Deficit Hyperactivity Disorder (ADHD) in Methadone Patients - 1

NCT00061087
View directory record Official record
Conditions
ADHD, Opioid-Related Disorders, Cocaine Dependence
Interventions
Methylphenidate, Bupropion, Placebo
Drug · Other
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2004
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 23, 2019 · Synced Oct 20, 2026, 7:36 AM EDT