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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Mental Disorders Diagnosed in Childhood Clear all
Completed Phase 3 Interventional Results available

Safety and Efficacy Study of SHP465 in Adults Aged 18-55 Years With Attention-deficit/ Hyperactivity Disorder (ADHD)

NCT02604407
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 2, 2021 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Phase 4 Interventional Results available

Response Variability in Children With Attention Deficit Hyperactivity Disorder (ADHD)

NCT01238822
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Methylphenidate, placebo
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
7 Years to 11 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 3, 2012 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Phase 4 Interventional Results available

A Study of TAK-503 in Children and Teenagers With Attention Deficit Hyperactivity Disorder (ADHD)

NCT04085172
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Guanfacine hydrochloride (TAK-503), Atomoxetine hydrochloride, Placebo
Drug · Other
Lead sponsor
Shire
Industry
Eligibility
6 Years to 17 Years
Enrollment
396 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
20
States / cities
Dothan, Alabama • Anaheim, California • Imperial, California + 17 more
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Phase 2 Interventional

A Safety Study of NNZ-2566 in Pediatric Rett Syndrome

NCT02715115
View directory record Official record
Conditions
Rett Syndrome
Interventions
NNZ-2566, Placebo
Drug
Lead sponsor
Neuren Pharmaceuticals Limited
Industry
Eligibility
5 Years to 15 Years · Female only
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
12
States / cities
Birmingham, Alabama • Oakland, California • San Diego, California + 9 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2020 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Phase 4 Interventional Results available

A Safety/Tolerability and PK Study With Azstarys® in Children With ADHD

NCT05721235
View directory record Official record
Conditions
Attention Deficit/Hyperactivity Disorder
Interventions
Serdexmethylphenidate (SDX) and dexmethylphenidate (d-MPH)
Drug
Lead sponsor
Corium, Inc.
Industry
Eligibility
4 Years to 5 Years
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
20
States / cities
Little Rock, Arkansas • Anaheim, California • Centennial, Colorado + 17 more
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Non-pharmacological Interventions for Preschoolers With Attention Deficit Hyperactivity Disorder (ADHD)

NCT01462032
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Training Executive, Attention and Motor Skills (TEAMS), Parent support and education
Behavioral
Lead sponsor
Queens College, The City University of New York
Other
Eligibility
48 Months to 71 Months
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Flushing, New York
Source: ClinicalTrials.gov public record
Updated Jun 3, 2014 · Synced Jul 23, 2026, 7:18 PM 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 2, 2025 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Phase 2 Interventional

A Study of Delayed and Extended Release Formulation of Dextroamphetamine Sulfate (HLD100) in Children With ADHD

NCT02884544
View directory record Official record
Conditions
Attention-Deficit Hyperactivity Disorder (ADHD)
Interventions
HLD100
Drug
Lead sponsor
Ironshore Pharmaceuticals and Development, Inc
Other
Eligibility
6 Years to 12 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Jul 18, 2021 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Phase 1 Interventional

Cognitive-Behavioral Therapy for Children With High-Functioning Autism Spectrum Disorder and Anxiety

NCT01187784
View directory record Official record
Conditions
Autism Spectrum Disorder, Autism, Asperger Syndrome, PDD-NOS
Interventions
Coping Cat cognitive-behavioral therapy for anxious youth
Behavioral
Lead sponsor
Alliant International University
Other
Eligibility
7 Years to 14 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 23, 2010 · Synced Jul 23, 2026, 7:18 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Clinical Validation of DystoniaNet Deep Learning Platform for Diagnosis of Isolated Dystonia

NCT05317390
View directory record Official record
Conditions
Dystonia, Drug Induced Dystonia, Parkinson Disease, Essential Tremor, Dyskinesias, Myoclonus, Tic Disorders, Torticollis, Ulnar Nerve Entrapment, Temporomandibular Joint Disorders, Dysphonia
Interventions
DystoniaNet-based diagnosis of isolated dystonia
Diagnostic Test
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
Not listed
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Phase 1 Interventional

Autologous Umbilical Cord Blood Infusion for Children With Autism Spectrum Disorder (ASD)

NCT02176317
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Autologous Umbilical Cord Blood
Biological
Lead sponsor
Duke University
Other
Eligibility
24 Months to 72 Months
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 2, 2019 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Phase 2Phase 3 Interventional Results available

L-methylfolate Supplementation to OROS-Methylphenidate Pharmacotherapy in ADHD Adults

NCT01853280
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
L-methylfolate, OROS-Methylphenidate, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 13, 2017 · Synced Jul 23, 2026, 7:18 PM EDT
Completed No phase listed Observational Results available

Refining the Shared Decision Making Process Survey in ADHD Medication Decisions

NCT05048186
View directory record Official record
Conditions
ADHD
Interventions
Attention Deficit Hyperactivity Disorder Treatment Decision Aid
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
512 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Not applicable Interventional Results available

An RCT of a Telemedicine Intervention for Hypokinetic Dysarthria in PD

NCT04617496
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Combined speech and exercise intervention, Health education
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
40 Years to 89 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Jul 23, 2026, 7:18 PM EDT
Recruiting Phase 2Phase 3 Interventional

Telehealth-Enabled Versus In-Person Parent-Mediated Behavioral Treatment for Challenging Behaviors in Children With ASD

NCT05268796
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Behavior therapy, Psychoeducation
Behavioral · Other
Lead sponsor
Stanford University
Other
Eligibility
2 Years to 7 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Stanford, California • Alamogordo, New Mexico
Source: ClinicalTrials.gov public record
Updated Aug 26, 2024 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Video Assisted Speech Technology to Enhance Motor Planning for Speech

NCT04764539
View directory record Official record
Conditions
Autism Spectrum Disorder, Apraxia of Speech
Interventions
Video Assisted Speech Therapy (VAST)
Behavioral
Lead sponsor
iTherapy, LLC
Other
Eligibility
4 Years to 8 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Vallejo, California
Source: ClinicalTrials.gov public record
Updated May 8, 2023 · Synced Jul 23, 2026, 7:18 PM EDT
Terminated Phase 2 Interventional Results available

Rollover Study for Continuing NBI-98854 Administration in Pediatric Subjects With Tourette Syndrome

NCT03732534
View directory record Official record
Conditions
Tourette Syndrome
Interventions
NBI-98854
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
6 Years to 18 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
9
States / cities
Anaheim, California • San Diego, California • Gulf Breeze, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 18, 2022 · Synced Jul 23, 2026, 7:18 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

An Investigational Study Examining the Cross-Validation of QbMobile in ADHD and Normative Populations

NCT07220330
View directory record Official record
Conditions
No History of ADHD, Attention Deficit Hyperactivity Disorder (ADHD), Healthy Volunteer
Interventions
QbMobile
Device
Lead sponsor
Qbtech AB
Industry
Eligibility
6 Years to 60 Years
Enrollment
700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
3
States / cities
San Jose, California • Largo, Florida • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Jul 23, 2026, 7:18 PM EDT
Terminated Phase 3 Interventional

Memantine for the Treatment of Social Deficits in Youth With Disorders of Impaired Social Interactions

NCT03553875
View directory record Official record
Conditions
Autism, Autism Spectrum Disorder, Nonverbal Learning Disability
Interventions
Memantine Hydrochloride, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
8 Years to 18 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Jul 23, 2026, 7:18 PM EDT
Completed No phase listed Observational

Magnetic Resonance Spectroscopy to Evaluate Tourette s Syndrome

NCT00030953
View directory record Official record
Conditions
Tourette Syndrome
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
14 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Jul 23, 2026, 7:18 PM EDT
Completed No phase listed Observational

Risk of Psychopathology and Neurocognitive Impairment in Leukemia Survivors

NCT01014195
View directory record Official record
Conditions
Neurocognitive Impairment, Acute Lymphoblastic Leukemia
Interventions
Neurocognitive and behavioral evaluation
Other
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
8 Years and older
Enrollment
237 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 6, 2016 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Phase 3 Interventional

Treatment of Attention Deficit Hyperactivity Disorder in Preschool-Age Children (PATS)

NCT00018863
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
Methylphenidate
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
3 Years to 5 Years
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
6
States / cities
Irvine, California • Los Angeles, California • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 1, 2020 · Synced Jul 23, 2026, 7:18 PM EDT
Not listed No phase listed Observational

Impact of Sulphonylureas on Neurodevelopmental Outcomes in KCNJ11-related Intermediate Developmental Delay, Epilepsy and Neonatal Diabetes (iDEND) Syndrome

NCT05751525
View directory record Official record
Conditions
Neurodevelopmental Disorders, Intellectual Disability, Development Delay, ADHD, Autism Spectrum Disorder, Epilepsy
Interventions
Sulfonylurea
Drug
Lead sponsor
Royal Devon and Exeter NHS Foundation Trust
Other
Eligibility
2 Years to 50 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 12, 2024 · Synced Jul 23, 2026, 7:18 PM EDT
Completed Not applicable Interventional Results available

Examining the Active Ingredients of Consultation of a Parent-mediated Intervention for Autism

NCT04654117
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Consultee-centered administrative consultation
Other
Lead sponsor
Michigan State University
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
East Lansing, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 2, 2025 · Synced Jul 23, 2026, 7:18 PM EDT