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Showing 1–24 of 791 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Attention Deficit Disorder With Hyperactivity (ADHD) Clear all
Completed Not applicable Interventional Results available

Nicotine and Behavior in Adult ADHD

NCT00573248
View directory record Official record
Conditions
ADHD
Interventions
Nicotine, Placebo
Drug · Other
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 45 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Sep 8, 2011 · Synced Jul 20, 2026, 6:42 PM EDT
Not yet recruiting No phase listed Observational

Impact of Stimulants and In-Scanner Motion on Attentive Task Performance in ADHD (ADHD_NFB)

NCT06779825
View directory record Official record
Conditions
ADHD
Interventions
fMRI Neurofeedback attention task
Combination Product
Lead sponsor
Boston Children's Hospital
Other
Eligibility
12 Years to 35 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Brookline, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 16, 2025 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Phase 4 Interventional

Safety and Efficacy of Switching From a Stimulant Medication to Atomoxetine in Children and Adolescents With ADHD

NCT00485875
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Atomoxetine Hydrochloride
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
6 Years to 17 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 12, 2007 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Phase 3 Interventional

Evaluate the Safety and Efficacy of Modafinil in Children and Adolescents With ADHD

NCT00214981
View directory record Official record
Conditions
Attention Deficit/Hyperactivity Disorder, ADHD
Interventions
Modafinil
Drug
Lead sponsor
Cephalon
Industry
Eligibility
6 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
57
States / cities
Birmingham, Alabama • Mesa, Arizona • Fort Smith, Arkansas + 53 more
Source: ClinicalTrials.gov public record
Updated Jul 25, 2012 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Phase 4 Interventional Results available

A Within-Subject Cross-Over Comparison Between Immediate Release and Extended Release Adderall

NCT00468143
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Adderall ® Immediate Release, Adderall XR ®
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 55 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 1, 2016 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Parent Training to Promote Early Identification and Treatment of Childhood Behavioral Disorders

NCT00402857
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity, Attention Deficit and Disruptive Behavior Disorders
Interventions
Incredible Years Program
Behavioral
Lead sponsor
Tufts Medical Center
Other
Eligibility
22 Months to 38 Months
Enrollment
345 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
9
States / cities
Chelsea, Massachusetts • Dorchester, Massachusetts • Jamaica Plain, Massachusetts + 6 more
Source: ClinicalTrials.gov public record
Updated Feb 11, 2013 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Phase 2 Interventional

Methylphendidate Treatment of Cocaine Dependent Patients With Attention Deficit Hyperactivity Disorder - 3

NCT00015054
View directory record Official record
Conditions
Cocaine-Related Disorders
Interventions
Methylphenidate
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 1999
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 15, 2017 · Synced Jul 20, 2026, 6:42 PM EDT
Active, not recruiting Phase 4 Interventional

Single and Combined Effects of Behavioral, Academic, and Medication Treatments for ADHD in the Classroom

NCT05469386
View directory record Official record
Conditions
ADHD
Interventions
Methylphenidate Hydrochloride ER, Behavioral classroom, Placebo, General Classroom, Academic Accommodations
Drug · Behavioral
Lead sponsor
Florida International University
Other
Eligibility
5 Years to 12 Years
Enrollment
288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
2
States / cities
Miami, Florida • Amherst, New York
Source: ClinicalTrials.gov public record
Updated Aug 26, 2025 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Not applicable Interventional

Efficacy of a Brief Behavioral Intervention to Treat ADHD and Disruptive Behaviors In Preschoolers

NCT01919073
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, Attention Deficit and Disruptive Behavior Disorders
Interventions
Immediate Treatment Group, Delayed Treatment Group
Behavioral
Lead sponsor
Baylor College of Medicine
Other
Eligibility
2 Years to 5 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 23, 2020 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Phase 1 Interventional

Task-Based Grounding Program

NCT04648553
View directory record Official record
Conditions
Aggressive, Defiant Disorder, Oppositional, Attention Deficit Hyperactivity Disorder
Interventions
Task-Based Grounding, Connected Care (Enhanced Treatment as usual)
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
9 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Nov 7, 2021 · Synced Jul 20, 2026, 6:42 PM EDT
Terminated Phase 4 Interventional Results available

A Double-Blind Comparison of Naltrexone and Placebo in Adults With Attention Deficit Hyperactivity Disorder

NCT01721330
View directory record Official record
Conditions
ADHD, Attention Deficit Hyperactivity Disorder
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 26, 2016 · Synced Jul 20, 2026, 6:42 PM EDT
Recruiting Not applicable Interventional

Enhancing Team Effectiveness for a Collaborative School-based Intervention for ADHD

NCT06180681
View directory record Official record
Conditions
Team-effectiveness Research, School-based Interventions, Attention Deficit/ Hyperactivity Disorder, Implementation Science
Interventions
Team-Enhanced Collaborative Life Skills Program, Standard Collaborative Life Skills Program
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
7 Years to 11 Years
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Modulation of Frontoparietal Dynamics Underlying Adolescent Working Memory Deficits

NCT05119660
View directory record Official record
Conditions
ADHD
Interventions
Intermittent Theta Burst Stimulation
Device
Lead sponsor
Bradley Hospital
Other
Eligibility
13 Years to 25 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
East Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Phase 4 Interventional

Placebo-Controlled Study of Atomoxetine Hydrochloride in the Treatment of Adults With ADHD and Comorbid Social Anxiety Disorder

NCT00190879
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, Comorbid Social Anxiety Disorder
Interventions
Atomoxetine hydrochloride, placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years
Enrollment
440 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
20
States / cities
Wildomar, California • Bradenton, Florida • Gainesville, Florida + 17 more
Source: ClinicalTrials.gov public record
Updated Jun 7, 2007 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Phase 2Phase 3 Interventional

Dasotraline Pediatric ADHD Study

NCT02428088
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Dasotraline, Placebo Comparator
Drug
Lead sponsor
Sumitomo Pharma America, Inc.
Industry
Eligibility
6 Years to 12 Years
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
43
States / cities
Dothan, Alabama • National City, California • Paramount, California + 37 more
Source: ClinicalTrials.gov public record
Updated Mar 17, 2021 · Synced Jul 20, 2026, 6:42 PM EDT
Terminated Phase 3 Interventional Results available

Safety and Tolerability Study of SHP465 in Children Aged 4 to 12 Years Diagnosed With Attention-deficit/Hyperactivity Disorder (ADHD)

NCT03325894
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder (ADHD)
Interventions
SHP465
Drug
Lead sponsor
Shire
Industry
Eligibility
4 Years to 12 Years
Enrollment
141 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
48
States / cities
Dothan, Alabama • Little Rock, Arkansas • Anaheim, California + 43 more
Source: ClinicalTrials.gov public record
Updated Jun 2, 2021 · Synced Jul 20, 2026, 6:42 PM EDT
Withdrawn Phase 4 Interventional

Multimodal Brain Imaging of Methylphenidate in Children and Adolescents With ADHD

NCT06077669
View directory record Official record
Conditions
ADHD
Interventions
Methylphenidate, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
6 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 14, 2024 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Brain Plasticity Underlying Acquisition of New Organizational Skills in Children-R61 Phase

NCT03148782
View directory record Official record
Conditions
ADHD, Attention Deficit Hyperactivity Disorder, Neurodevelopmental Disorders
Interventions
OST Intervention for participants with Organizational skill difficulties
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
8 Years to 11 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 30, 2019 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Phase 3 Interventional Results available

An Open-label Study of NRP104 in Adults With Attention Deficit Hyperactivity Disorder (ADHD)

NCT00337285
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, Attention Deficit Disorders With Hyperactivity, Attention Deficit Hyperactivity Disorders
Interventions
Vyvanse (lisdexamfetamine dimesylate), NRP104
Drug
Lead sponsor
New River Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
349 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
45
States / cities
Little Rock, Arkansas • El Centro, California • Irvine, California + 40 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2012 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Phase 2 Interventional

Safety, Tolerability and Efficacy Study of ABT-089 in Adults With Attention-Deficit/Hyperactivity Disorder (ADHD)

NCT00640185
View directory record Official record
Conditions
Attention-Deficit/Hyperactivity Disorder
Interventions
ABT-089, Placebo
Drug
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
18 Years to 60 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
12
States / cities
Lafayette, California • Jacksonville, Florida • Orlando, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Jan 17, 2013 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Contingency Management, Quitting Smoking, and ADHD

NCT02266784
View directory record Official record
Conditions
Cigarette Smoking, Smoking Cessation
Interventions
Contingency Management (CM), Transdermal nicotine skin patches (i.e. Habitrol), Supportive Counseling
Behavioral · Drug · Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 55 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 18, 2020 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Not applicable Interventional Results available

Double-Blind 2-Site Randomized Clinical Trial of Neurofeedback for ADHD

NCT02251743
View directory record Official record
Conditions
Attention-Deficit/Hyperactivity Disorder
Interventions
Neurofeedback treatment
Device
Lead sponsor
Ohio State University
Other
Eligibility
7 Years to 10 Years
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
2
States / cities
Asheville, North Carolina • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 28, 2020 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Abuse Potential of EB-1020 Immediate-Release in Healthy Recreational Stimulant Users

NCT02144415
View directory record Official record
Conditions
Healthy Volunteers, Drug Users
Interventions
EB-1020 400 mg, EB-1020 800 mg, lisdexamfetamine 150 mg, d-amphetamine 40 mg, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Jul 20, 2026, 6:42 PM EDT
Completed Not applicable Interventional Results available

Training Attentional Awareness and Control in ADHD

NCT02489279
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Sustained Attention Control (SAC) Method, Scrabble
Behavioral
Lead sponsor
Think Now Incorporated
Industry
Eligibility
18 Years to 40 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 9, 2019 · Synced Jul 20, 2026, 6:42 PM EDT