Search | Clinical Trials Finder

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Nov 4, 2026, 6:54 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 433–456 of 2,550 matching trials from the live ClinicalTrials.gov search.

Filters: Condition: Neurodevelopmental Disorder Clear all

Conditions: Autism Spectrum Disorder
Interventions: Not listed
Lead sponsor: Massachusetts General Hospital; Other
Eligibility: Up to 6 Months
Enrollment: 344 participants
Timeline: 2019 – 2025
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Autism Spectrum Disorder (ASD), Autism, Autistic Disorder, Asperger's Disorder, Asperger's, Pediatric Autism, Pervasive Developmental Disorder Not Otherwise Specified (PDD-NOS)
Interventions: Memantine Hydrochloride (HCl); Drug
Lead sponsor: Forest Laboratories; Industry
Eligibility: 6 Years to 12 Years
Enrollment: 747 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2014
U.S. locations: 68
States / cities: Dothan, Alabama • Phoenix, Arizona • Tucson, Arizona + 62 more

Conditions: ADHD
Interventions: Potassium Gluconate Oral Capsule, Placebo oral capsule; Drug
Lead sponsor: AlkaliDx, Inc.; Industry
Eligibility: 13 Years to 49 Years
Enrollment: 100 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018
U.S. locations: 1
States / cities: Voorhees Township, New Jersey

Conditions: Autism, Autism Spectrum Disorders
Interventions: ParentTraining, Parent Education; Behavioral · Other
Lead sponsor: University of Pittsburgh; Other
Eligibility: 24 Months to 72 Months
Enrollment: 40 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009 – 2013
U.S. locations: 1
States / cities: Pittsburgh, Pennsylvania

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: Autism Spectrum Disorder, Chronic Insomnia
Interventions: Cognitive Behavioral Therapy; Behavioral
Lead sponsor: University of Missouri-Columbia; Other
Eligibility: 6 Years to 12 Years
Enrollment: 30 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2016 – 2018
U.S. locations: 1
States / cities: Columbia, Missouri

Conditions: Autism
Interventions: Divalproex sodium, Placebo; Drug
Lead sponsor: Montefiore Medical Center; Other
Eligibility: 5 Years to 17 Years
Enrollment: 27 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2002 – 2008
U.S. locations: 1
States / cities: New York, New York

Conditions: Adolescent Substance Abuse, Attention Deficit Hyperactivity Disorder
Interventions: Medication integration protocol; Behavioral
Lead sponsor: The National Center on Addiction and Substance Abuse at Columbia University; Other
Eligibility: 13 Years to 17 Years
Enrollment: 14 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2014
U.S. locations: 1
States / cities: New York, New York

Conditions: Autism Spectrum Disorder
Interventions: Not listed
Lead sponsor: Massachusetts General Hospital; Other
Eligibility: 16 Years to 50 Years
Enrollment: 10 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2011
U.S. locations: 1
States / cities: Cambridge, Massachusetts

Conditions: Autistic Disorder, Pervasive Developmental Disorder, Asperger Syndrome, Childhood Disintegrative Disorder, Rett Syndrome
Interventions: Not listed
Lead sponsor: University of Mississippi Medical Center; Other
Eligibility: Not listed
Enrollment: 100 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007
U.S. locations: 1
States / cities: Jackson, Mississippi

Conditions: Attention Deficit Hyperactivity Disorder
Interventions: HLD200 methylphenidate hydrochloride (MPH) Capsules, Placebo; Drug
Lead sponsor: Ironshore Pharmaceuticals and Development, Inc; Other
Eligibility: 6 Years to 12 Years
Enrollment: 125 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2016
U.S. locations: 7
States / cities: Newport Beach, California • Bradenton, Florida • Maitland, Florida + 4 more

Conditions: Adolescent Behavior, Intellectual Disability, Down Syndrome, Physical Activity
Interventions: Group Exercise Sessions, Individual Support Sessions, Facebook Group; Behavioral
Lead sponsor: University of Kansas; Other
Eligibility: 10 Years to 21 Years
Enrollment: 116 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2022
U.S. locations: 1
States / cities: Lawrence, Kansas

Conditions: Neurodevelopmental Disorders
Interventions: Intensive interdisciplinary therapy; Other
Lead sponsor: University of Missouri-Columbia; Other
Eligibility: 7 Years to 17 Years
Enrollment: 4 participants
Timeline: 2023
U.S. locations: 1
States / cities: Columbia, Missouri

Conditions: Autistic Disorder
Interventions: Interdisciplinary process drama; Behavioral
Lead sponsor: University of Utah; Other
Eligibility: 3 Years to 4 Years
Enrollment: 11 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2016 – 2017
U.S. locations: 1
States / cities: Salt Lake City, Utah

Conditions: Tourette Syndrome, Tic Disorders
Interventions: Not listed
Lead sponsor: National Institute of Neurological Disorders and Stroke (NINDS); NIH
Eligibility: 18 Years to 65 Years
Enrollment: 46 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2002 – 2009
U.S. locations: 1
States / cities: Bethesda, Maryland

Conditions: Obsessive-Compulsive Disorder, Trichotillomania (Hair-Pulling Disorder), Tourette Syndrome, Hoarding Disorder
Interventions: Cannabidiol; Drug
Lead sponsor: University of Chicago; Other
Eligibility: 18 Years to 65 Years
Enrollment: 4 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2025
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Attention Deficit Hyperactivity Disorder
Interventions: L-theanine, Caffeine, L-theanine-Caffeine Combination, Placebo; Dietary Supplement · Other
Lead sponsor: Texas Tech University; Other
Eligibility: 8 Years to 17 Years · Male only
Enrollment: 6 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018
U.S. locations: 1
States / cities: Lubbock, Texas

Conditions: Attention Deficit Disorder With Hyperactivity
Interventions: Not listed
Lead sponsor: University of California, Los Angeles; Other
Eligibility: 5 Years to 12 Years
Enrollment: 26 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2018
U.S. locations: 3
States / cities: Los Angeles, California • Northridge, California

Conditions: Autistic Disorder
Interventions: SB-121, Placebo; Drug
Lead sponsor: Scioto Biosciences, Inc.; Industry
Eligibility: 15 Years to 45 Years
Enrollment: 15 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2022
U.S. locations: 1
States / cities: Cincinnati, Ohio

Conditions: Attention Deficit Disorder With Hyperactivity
Interventions: Atomoxetine, Buspirone; Drug
Lead sponsor: Pfizer; Industry
Eligibility: 18 Years to 55 Years
Enrollment: 241 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2004 – 2006
U.S. locations: 11
States / cities: Los Angeles, California • San Diego, California • Orlando, Florida + 5 more

Conditions: Autism Spectrum Disorder
Interventions: N-acetylcysteine, Placebo; Drug
Lead sponsor: Emory University; Other
Eligibility: 5 Years to 12 Years
Enrollment: 8 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2019
U.S. locations: 1
States / cities: Atlanta, Georgia

Conditions: Development
Interventions: Not listed
Lead sponsor: Icahn School of Medicine at Mount Sinai; Other
Eligibility: 6 Months to 42 Months
Enrollment: 1 participant
Healthy volunteers: Accepts healthy volunteers
Timeline: 2015
U.S. locations: 1
States / cities: New York, New York

Conditions: Posterior Fossa Mutism
Interventions: Not listed
Lead sponsor: Ann & Robert H Lurie Children's Hospital of Chicago; Other
Eligibility: 8 Years to 25 Years
Enrollment: 24 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2012
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Autism Spectrum Disorder
Interventions: Equine-assisted Occupational Therapy; Behavioral
Lead sponsor: Colorado State University; Other
Eligibility: 5 Years to 14 Years
Enrollment: 8 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2018
U.S. locations: 1
States / cities: Loveland, Colorado

Search by objective public record fields.

Genome Environment Microbiome and Metabolome in Autism Study

Safety Study of Memantine in Pediatric Patients With Autism, Asperger's Disorder or Pervasive Developmental Disorder Not Otherwise Specified (PDD-NOS)

Single-dose Potassium Supplementation in Patients With ADHD for Whom the Anesthetic Lidocaine is Ineffective

Treatment of Sleep Disturbances in Young Children With Autism

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

Targeting Sleep in Kids With Autism Spectrum Disorder

Divalproex Sodium vs. Placebo in Childhood/Adolescent Autism

Family-Based Protocol for Medication Integration in Treatment of Comorbid ASU/ADHD in Routine Care

Autism Spectrum Disorders (ASD) Driving Study

Advanced Grandparental Age as a Risk Factor for Autism

A Pivotal Efficacy Trial to Evaluate HLD200 in Children With ADHD in a Classroom Setting

Promotion of Physical Activity in Adolescents With Intellectual and Developmental Disabilities

Individualized Assessment of Motor Function and Balance in Intensive Therapy

Social Skills in Children With ASD and Process Drama

Study of Tics in Patients With Tourette's Syndrome and Chronic Motor Tic Disorder

Epidiolex in Obsessive Compulsive Disorder and Related Disorders

Effects of L-theanine and Caffeine on Attention and Attention-related Brain Activity of Children With Attention Deficit Hyperactivity Disorder

Leveraging Mobile Health Technology to Optimize Early Stimulant Medication Treatment: A Feasibility Pilot

28-Day Daily-dose Crossover Study of the Safety and Tolerability of SB-121 (Lactobacillus Reuteri With Sephadex® and Maltose) in Subjects, Ages 15 to 45 Years, Diagnosed With Autistic Disorder

Treatment of Adult ADHD With Atomoxetine or Atomoxetine and Buspar

A Feasibility Study of N-acetylcysteine for Self-injurious Behavior in Children With Autism Spectrum Disorder

Neurodevelopmental Outcomes of Preterm and Term Children

Posterior Fossa Mutism on Quality of Life

A Mixed Methods Investigation of Equine-assisted Occupational Therapy for Children With Autism