Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 2, 2026, 10:13 AM EDT

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Showing 1–24 of 165 matching trials from the live ClinicalTrials.gov search.
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Conditions
Attention Deficit Disorder With Hyperactivity (ADHD)
Interventions
Transcranial Magnetic Stimulation (TMS), Sham Transcranial Magnetic Stimulation (Sham TMS)
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Naltrexone
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
Betahistine Hydrochloride, Placebo Capsule
Drug
Lead sponsor
P2D, Inc.
Industry
Eligibility
22 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Attention Deficit Hyperactivity Disorder, Substance Use Disorder
Interventions
Atomoxetine, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
15 Years to 30 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Cambridge, Massachusetts
Conditions
ADHD
Interventions
galantamine HBr
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 58 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
1
States / cities
Cambridge, Massachusetts
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
TC-5619-238 5mg, TC-5619-238 25mg, Placebo
Drug
Lead sponsor
Targacept Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
14
States / cities
Beverly Hills, California • National City, California • Colorado Springs, Colorado + 9 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Brain Dopamine Function in Adults With ADHD

NCT00580814
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Experimental: methylphenidate treatment
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 45 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Irvine, California
Conditions
Attention Deficit Hyperactivity Disorder (ADHD)
Interventions
SHP465 12.5mg capsules (one capsule daily), Placebo, SHP465 12.5mg, 25mg, or 37.5mg capsules (one capsule daily)
Drug · Other
Lead sponsor
Shire
Industry
Eligibility
18 Years to 55 Years
Enrollment
275 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
45
States / cities
Encino, California • Los Alamitos, California • Newport Beach, California + 40 more
Conditions
ADHD, Stimulant-Induced Euphoria
Interventions
SODAS MPH, Naltrexone
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 30 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Attention Deficit Disorder With Hyperactivity, Amphetamine-Related Disorders, Substance-Related Disorders
Interventions
NRP104
Drug
Lead sponsor
New River Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Baltimore, Maryland
Completed No phase listed Observational Accepts healthy volunteers

Neurophysiological Attention Test (NAT) for Objective Assessment of Adult ADHD

NCT02756286
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
NAT electroencephalography (EEG) test
Other
Lead sponsor
Think Now Incorporated
Industry
Eligibility
18 Years to 40 Years
Enrollment
258 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
3
States / cities
Berkeley, California • Los Angeles, California • Portland, Oregon
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
OPDC-34712, Placebo, Stimulant Therapy
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
740 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
35
States / cities
Little Rock, Arkansas • Beverly Hills, California • Irvine, California + 32 more
Conditions
Attention Deficit/Hyperactivity Disorder
Interventions
SMS Intervention
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
Lobeline sulfate, Methylphenidate HCl, Placebo
Drug
Lead sponsor
Yaupon Therapeutics
Industry
Eligibility
21 Years to 45 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Lexington, Kentucky
Conditions
Attention Deficit Hyperactivity Disorder, Attention Deficit Disorders With Hyperactivity, Attention Deficit Hyperactivity Disorders
Interventions
NRP104
Drug
Lead sponsor
New River Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
48
States / cities
Little Rock, Arkansas • El Centro, California • Irvine, California + 43 more
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

A Controlled Study of Solriamfetol for Attention Deficit Hyperactivity Disorder (ADHD) in Adults

NCT04839562
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Solriamfetol 75 MG, Solriamfetol 150 MG, Placebo
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Attention Deficit Disorder, Attention Deficit Hyperactivity Disorder
Interventions
Centanafadine SR
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
662 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Culver City, California
Conditions
ADHD, Bipolar Disorder
Interventions
methylphenidate HCl (Concerta)
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
6 Years to 55 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Cambridge, Massachusetts
Conditions
Volunteer, Attention Deficit Hyperactivity Disorder
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 55 Years · Male only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Droxidopa+Carbidopa
Drug
Lead sponsor
Chelsea Therapeutics
Industry
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
New York, New York
Conditions
Attention Deficit Hyperactivity Disorder (ADHD)
Interventions
PRC-063 25 mg, Placebo, PRC-063 35 mg, PRC-063 45 mg, PRC-063 55 mg, PRC-063 70 mg, PRC-063 85 mg, PRC-063 100 mg
Drug
Lead sponsor
Rhodes Pharmaceuticals, L.P.
Industry
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
2
States / cities
Newport Beach, California • Las Vegas, Nevada
Conditions
Asperger's Disorder, Asperger Disorder, Autism Disorder, Autism, ADHD - Attention Deficit Disorder With Hyperactivity, ADHD, ASD, Alcohol Abuse/Dependence, Alcohol Addiction, Alcohol and Other Drug Use Disorders, Alcohol and Other Substance Use Prevention, Gambling Addiction, Gambling Disorder, Sex Abuse, Sex Behavior, Sex Crimes, Sex Disorder, Sex Disorders, Gender Dysphoria, Adult, Eating Behavior Disorders, Narcotic-Related Disorders, Narcotic Addiction, Narcissism, Psychiatric Disorder, Psychedelic Effects in Healthy Volunteers, Psychedelic Experiences, Psychedelic Drug Dependence, Marijuana Use Disorder, Marijuana Abuse and Dependence, Smoking (Tobacco) Addiction, Smoking Among Youth, Smoking Abstinence, Abstinence, Sex, Opiate Substitution Treatment, Opioid Abuse (Disorder), Opioid Abuse and Addiction, Cocaine Abuse, MDMA ('Ecstasy'), Addiction Disorders, Homeless and Low Incomes People, Refugees, Homelessness, Reliability and Validity, Anger Problems, Child Abuse, Sexual
Interventions
AI City Hall Project (AIhealth4u - Public Health Central), AI City Hall Project (QAIAx Microcity A - AI Public Health Central)
Behavioral
Lead sponsor
Veterans Recovery Network Inc.
Other
Eligibility
17 Years to 99 Years
Enrollment
1,000,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
ADHD
Interventions
OROS-MPH
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
ADHD
Interventions
Meditation/Relaxation Response Training
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 49 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts