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Showing 1–24 of 2,508 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Neurodevelopmental Disorder Clear all
Completed Phase 4 Interventional

Promoting Positive Outcomes for Individuals With ASD: Linking Early Detection, Treatment, and Long-term Outcomes

NCT03333629
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Enhanced early detection
Behavioral
Lead sponsor
Drexel University
Other
Eligibility
16 Months to 58 Months
Enrollment
2,087 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
3
States / cities
Sacramento, California • Storrs, Connecticut • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 15, 2024 · Synced Jul 23, 2026, 1:23 AM EDT
Recruiting Not applicable Interventional

A Pilot Project to Facilitate Dental Care and Reduce Barriers For Youth With Disabilities

NCT06710483
View directory record Official record
Conditions
Intellectual Disability, Variable
Interventions
Pre-Dental Telehealth (PDT)
Behavioral
Lead sponsor
Boston University
Other
Eligibility
12 Years to 18 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Not applicable Interventional

ASD Wearables Feasibility Study

NCT07504224
View directory record Official record
Conditions
Autism Spectrum Disorder, Wearable Devices
Interventions
14-Day Device Monitoring
Device
Lead sponsor
Rady Pediatric Genomics & Systems Medicine Institute
Other
Eligibility
13 Years to 17 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Phase 1Phase 2 Interventional Results available

The Reinforcing Mechanisms of Smoking in Adult ADHD

NCT00573859
View directory record Official record
Conditions
ADHD
Interventions
ADHD medication, Placebo
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 45 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Nov 6, 2011 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Phase 2 Interventional Results available

Intranasal Oxytocin for the Treatment of Children and Adolescents With Autism Spectrum Disorders (ASD)

NCT01908205
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Intranasal Oxytocin, Placebo
Drug
Lead sponsor
Holland Bloorview Kids Rehabilitation Hospital
Other
Eligibility
10 Years to 17 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 15, 2025 · Synced Jul 23, 2026, 1:23 AM EDT
Recruiting No phase listed Observational

Characterization of Dysmorphology in Subjects With Creatine Transporter Deficiency

NCT05600946
View directory record Official record
Conditions
Cognitive Disorder, Metabolic Disease, Autism Spectrum Disorder
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
2 Years to 40 Years · Male only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Tracking Intervention Effects With Eye Tracking

NCT02856061
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Pivotal Response Treatment
Behavioral
Lead sponsor
Yale University
Other
Eligibility
4 Years to 7 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 8, 2020 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Food Additives Effects on EEG Profiles in College Students With ADHD

NCT03342469
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Artificial Food Coloring, Placebo
Other
Lead sponsor
American University
Other
Eligibility
18 Years to 24 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 23, 2020 · Synced Jul 23, 2026, 1:23 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Personalized Antisense Oligonucleotide for a Single Participant With MAPK8IP3 Neurodevelopmental Disorder With or Without Variable Brain Abnormalities (NEDBA)

NCT07197294
View directory record Official record
Conditions
Neurodevelopmental Disorder With or Without Variable Brain Abnormalities
Interventions
nL-MAPK8-001
Drug
Lead sponsor
n-Lorem Foundation
Other
Eligibility
5 Years to 5 Years · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 28, 2025 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Not applicable Interventional

Testing "SupporT for ADHD and Related Treatment" (START) for Families of Children With ADHD

NCT05796427
View directory record Official record
Conditions
ADHD
Interventions
SupporT for ADHD and Related Treatment
Behavioral
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
6 Years to 12 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Jul 23, 2026, 1:23 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Maternal Outcomes and Neurodevelopmental Effects of Antiepileptic Drugs (MONEAD)

NCT01730170
View directory record Official record
Conditions
Epilepsy, Pregnancy
Interventions
Not listed
Lead sponsor
Stanford University
Other
Eligibility
14 Years to 45 Years · Female only
Enrollment
565 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2022
U.S. locations
20
States / cities
Birmingham, Alabama • Tucson, Arizona • Los Angeles, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2023 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Phase 3 Interventional Results available

Safety and Tolerability Study of Once-weekly Oral Aripiprazole in Children and Adolescents With Tourette's Disorder

NCT01416441
View directory record Official record
Conditions
Tourette's Disorder
Interventions
Aripiprazole
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
7 Years to 18 Years
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
36
States / cities
Dothan, Alabama • Little Rock, Arkansas • Los Angeles, California + 31 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Jul 23, 2026, 1:23 AM EDT
Terminated Not applicable Interventional Results available

Changing Developmental Trajectories Through Early Treatment

NCT01985022
View directory record Official record
Conditions
Autism Spectrum Disorders
Interventions
Group-ESI, Individual-ESI
Behavioral
Lead sponsor
Emory University
Other
Eligibility
9 Months to 24 Months
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 8, 2023 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Not applicable Interventional

Yoga as Mindful Movement: A Randomized Controlled Trial

NCT07088003
View directory record Official record
Conditions
Developmental Disability
Interventions
Yoga as Mindful Movement, Adapted Physical Education
Behavioral
Lead sponsor
University at Buffalo
Other
Eligibility
5 Years to 7 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jul 27, 2025 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Phase 4 Interventional

Treatment of Obsessive-Compulsive Disorder

NCT00000373
View directory record Official record
Conditions
Obsessive-Compulsive Disorder
Interventions
olanzapine + fluoxetine, placebo + fluoxetine
Drug
Lead sponsor
University of Florida
Other
Eligibility
14 Years to 70 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1992 – 2003
U.S. locations
2
States / cities
Gainesville, Florida • Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 26, 2013 · Synced Jul 23, 2026, 1:23 AM EDT
Recruiting Not applicable Interventional

Effectiveness- Implementation Trial of the Function-Based Elopement Treatment

NCT07194083
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Function-Based Elopement Treatment, Treatment as Usual
Behavioral
Lead sponsor
Emory University
Other
Eligibility
4 Years to 12 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Phase 4 Interventional

A Functional Outcomes Study With Atomoxetine-Hydrochloride and Placebo in Adults With Attention-Deficit/Hyperactivity Disorder

NCT00190931
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
Atomoxetine Hydrochloride, placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 49 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 23, 2006 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Not applicable Interventional Results available

Study of the Effect of Individualizing Daytrana Wear-times on Sleep in Children With ADHD

NCT00989950
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, INSOMNIA
Interventions
Daytrana
Drug
Lead sponsor
Cox Health Systems
Other
Eligibility
6 Years to 12 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Springfield, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 18, 2012 · Synced Jul 23, 2026, 1:23 AM EDT
Available No phase listed Expanded access

Expanded Access Program for Treatment With Ecopipam for Tourette's Disorder

NCT07093541
View directory record Official record
Conditions
Tourettes Disorder, Tourette Disorder
Interventions
ecopipam HCl ~2mg/kg/day
Drug
Lead sponsor
Emalex Biosciences Inc.
Industry
Eligibility
6 Years to 50 Years
U.S. locations
26
States / cities
Glendale, California • San Rafael, California • New Haven, Connecticut + 18 more
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced Jul 23, 2026, 1:23 AM EDT
Terminated Phase 2 Interventional

Transcranial Magnetic Stimulation for Evaluation and Treatment of Repetetive Behaviors in Autism

NCT01983189
View directory record Official record
Conditions
Autism, Asperger Disorder, Other Developmental Pervasive Disorder
Interventions
transcranial magnetic stimulation
Procedure
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 23, 2017 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Phase 4 Interventional

Medication Strategies for Treating Aggressive Behavior in Youth With Attention Deficit Hyperactivity Disorder

NCT00228046
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity, Conduct Disorder, Oppositional Defiant Disorder
Interventions
Divalproex Sodium, Methylphenidate, Dextroamphetamine, Mixed Amphetamine Salts, Family Counseling, Behavior Management Training with Parents
Drug · Behavioral
Lead sponsor
Stony Brook University
Other
Eligibility
6 Years to 14 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
2
States / cities
New Hyde Park, New York • Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Oct 30, 2013 · Synced Jul 23, 2026, 1:23 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Telehealth Autism Assessment for Adults

NCT04766970
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
ADOS-2 Module 4, Adapted Telehealth ADOS-2 Module 4
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 60 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 22, 2024 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Vitamin D as a Therapeutic Adjunct in the Stimulant Treatment of ADHD

NCT03103750
View directory record Official record
Conditions
ADHD
Interventions
Magnetic Resonance Imaging (MRI), PHNO, calcitriol, Placebo oral capsule, high-resolution research tomography, Dextro Amphetamine
Procedure · Drug · Dietary Supplement
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 18, 2024 · Synced Jul 23, 2026, 1:23 AM EDT
Completed Not applicable Interventional

Developing Mental Health Supports for Autistic Students

NCT04926090
View directory record Official record
Conditions
Autism Spectrum Disorder, Depression, Anxiety
Interventions
Emotional Support Plan - Clinician Guided (ESP-C), Emotional Support Plan - Self Guided (ESP-S)
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
17 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Piscataway, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 9, 2022 · Synced Jul 23, 2026, 1:23 AM EDT