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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Development; Delayed, Mental Clear all
Completed No phase listed Observational

SynapDx Autism Gene Expression Analysis Study (STORY)

NCT01810341
View directory record Official record
Conditions
Autism
Interventions
Not listed
Lead sponsor
SynapDx
Industry
Eligibility
18 Months to 60 Months
Enrollment
880 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
18
States / cities
Scottsdale, Arizona • Long Beach, California • Sacramento, California + 15 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2014 · Synced Sep 28, 2026, 5:07 PM EDT
Completed Not applicable Interventional Results available

Parent Nurse Controlled Analgesic in Pediatric Patients With Developmental Delay

NCT00743730
View directory record Official record
Conditions
Post Operative Pain
Interventions
Pain and standard side effect management for PNCA with basal method., Pain and standard side effect management with PNCA without basal, Pain and standard side effect management with IV on an as needed basis method.
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
4 Years to 18 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 27, 2019 · Synced Sep 28, 2026, 5:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Age-related Correlates of Treatment for Late-acquired Sounds

NCT03663972
View directory record Official record
Conditions
Speech Sound Disorder, Phonology Disorder, Phonology Impairment, Phonological Disorder, Articulation Disorders in Children, Developmental Phonological Disorder, Speech Disorders, Speech Delay, Articulation Disorders, Developmental
Interventions
articulation therapy, phonologic treatment
Behavioral
Lead sponsor
University of Wyoming
Other
Eligibility
4 Years to 8 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Laramie, Wyoming
Source: ClinicalTrials.gov public record
Updated Jun 17, 2020 · Synced Sep 28, 2026, 5:07 PM EDT
Completed Not applicable Interventional

Telehealth Parent-Implemented Intervention for Young Children With Autism Spectrum Disorder (ASD)

NCT05176808
View directory record Official record
Conditions
Autism Spectrum Disorder, Autistic Disorder, Active Autistic Disorder, Autism, Asperger Syndrome, PDD-NOS, Social Communication Delay, Mixed Expressive Receptive Language Disorder, Other Symbolic Dysfunctions
Interventions
Early Achievements- Parent Coaching Intervention
Behavioral
Lead sponsor
Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
Other
Eligibility
18 Months to 42 Months
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Sep 28, 2026, 5:07 PM EDT
Recruiting Early Phase 1 Interventional

Effect of an 8-Week Pickleball Program for Adults With Autism: A Feasibility Trial With a Delayed-Control Design

NCT07432776
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Pickleball Program (Community-Based)
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 45 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Middletown, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Sep 28, 2026, 5:07 PM EDT
Completed Phase 1 Interventional

Outcomes In Children With Developmental Delay And Deafness

NCT01256229
View directory record Official record
Conditions
Deafness, Hearing Loss
Interventions
cochlear implantation, hearing aids
Device
Lead sponsor
Stanford University
Other
Eligibility
1 Day to 5 Years
Enrollment
303 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
2
States / cities
Stanford, California • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 14, 2016 · Synced Sep 28, 2026, 5:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reducing Risk After an Adverse Pregnancy Outcome

NCT01182363
View directory record Official record
Conditions
Maternal Depression
Interventions
Project Solve Education
Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
Female only
Enrollment
188 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
4
States / cities
Boston, Massachusetts • Natick, Massachusetts • Quincy, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2014 · Synced Sep 28, 2026, 5:07 PM EDT
Completed Not applicable Interventional

Project EARLY: Engagement, Assessment, Referral, & Linkage for Young Children

NCT02359084
View directory record Official record
Conditions
Autism, Developmental Delay Disorders
Interventions
Family Navigation, Conventional Care Management
Behavioral
Lead sponsor
Boston University
Other
Eligibility
15 Months to 27 Months
Enrollment
340 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
10
States / cities
New Haven, Connecticut • Boston, Massachusetts • Chelsea, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 2, 2022 · Synced Sep 28, 2026, 5:07 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Treatment Monitoring in Autism Spectrum Disorder (ASD) in Children

NCT05675371
View directory record Official record
Conditions
Autism Spectrum Disorder, Autism, Developmental Delay, Autism, Early Infantile, Autism, Infantile
Interventions
Assessment by Expert Clinician During Behavioral Intervention (ABA or similar), Assessment by the EarliPoint Assessment For Autism Spectrum Disorder
Behavioral · Device
Lead sponsor
EarliTec Diagnostics, Inc
Industry
Eligibility
15 Months to 84 Months
Enrollment
325 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
9
States / cities
Phoenix, Arizona • Glendale, California • San Rafael, California + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced Sep 28, 2026, 5:07 PM EDT
Active, not recruiting Not applicable Interventional

Grand Valley State University (GVSU) Skills on Wheels

NCT05339932
View directory record Official record
Conditions
Spina Bifida, Cerebral Palsy, Genetic Disease, Spinal Cord Injuries, Gross Motor Development Delay, Motor Skills Disorders
Interventions
Manual Wheelchair Skills Training
Other
Lead sponsor
Grand Valley State University
Other
Eligibility
5 Years to 17 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Grand Rapids, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced Sep 28, 2026, 5:07 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Mitochondrial Dysfunction in Autism Spectrum Disorder

NCT02000284
View directory record Official record
Conditions
Autism Spectrum Disorder, Autism, Mitochondrial Disease, Developmental Delay
Interventions
Not listed
Lead sponsor
University of Arkansas
Other
Eligibility
0 Years to 17 Years
Enrollment
297 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2027
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Sep 28, 2026, 5:07 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Dynamic Quantification of Social-Visual Engagement in Autism Spectrum Disorder (ASD)

NCT05806216
View directory record Official record
Conditions
Autism Spectrum Disorder, Autism
Interventions
EarliPoint Diagnosis, Clinically Certain Expert Clinician Diagnosis (CC-ECD)
Device · Behavioral
Lead sponsor
EarliTec Diagnostics, Inc
Industry
Eligibility
31 Months to 84 Months
Enrollment
929 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
9
States / cities
Phoenix, Arizona • Altanta, Georgia • Iowa City, Iowa + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced Sep 28, 2026, 5:07 PM EDT
Enrolling by invitation No phase listed Observational

Intranasal Insulin for Autism Spectrum Disorder in Children and Young Adults Aged 4 to 21 Years

NCT07521371
View directory record Official record
Conditions
Autism Spectrum Disorder, Autism Spectrum Disorder (ASD), Autism Spectrum Disorder High-Functioning, Autism Spectrum Disorder With Absence of Functional Language, Autism Spectrum Disorder With Impaired Functional Language, Autistic Disorder of Childhood Onset With Full Syndrome, Autistic Disorders Spectrum, Autistic Disorder, Autistic Disorder in Children and Adolescents, Neurodevelopmental Disorders, Neurodevelopmental Disorders (NDD), Neurodevelopmental Disorders and Developmental Abnormalities
Interventions
Not listed
Lead sponsor
Healing Hope International
Other
Eligibility
4 Years to 21 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Spring, Texas
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Sep 28, 2026, 5:07 PM EDT
Recruiting Not applicable Interventional

Empower EI: Comparing Early Intervention Approaches to Improve Communication in Toddlers With Developmental Delays

NCT07227974
View directory record Official record
Conditions
Developmental Delays
Interventions
Therapist-Delivered Early Intervention Approach, Caregiver Coaching Early Intervention Approach, Parents Taking Action
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
12 Months to 31 Months
Enrollment
1,269 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Sep 28, 2026, 5:07 PM EDT
Completed Not applicable Interventional Results available

The Pro-Parenting Study: Helping Parents Reduce Behavior Problems in Preschool Children With Developmental Delay

NCT03599648
View directory record Official record
Conditions
Development Delay, Behavior Problem
Interventions
BPT-M, BPT-E
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
18 Years and older
Enrollment
959 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
2
States / cities
Loma Linda, California • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 10, 2025 · Synced Sep 28, 2026, 5:07 PM EDT
Completed Not applicable Interventional Results available

Efficacy of the START-Play Program for Infants With Neuromotor Disorders

NCT02593825
View directory record Official record
Conditions
Cerebral Palsy, Developmental Delay, Infant Development
Interventions
START-Play intervention, Business as usual
Behavioral
Lead sponsor
Duquesne University
Other
Eligibility
7 Months to 16 Months
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 17, 2024 · Synced Sep 28, 2026, 5:07 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Mirror Neuron Network Dysfunction as an Early Biomarker of Neurodevelopmental Disorder

NCT03307317
View directory record Official record
Conditions
Developmental Delay
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
9 Months to 65 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2031
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 7, 2026 · Synced Sep 28, 2026, 5:07 PM EDT
Terminated No phase listed Observational

Observational Study of Males With Creatine Transporter Deficiency

NCT02931682
View directory record Official record
Conditions
Creatine Deficiency, X-linked
Interventions
Not listed
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
6 Months to 65 Years · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
9
States / cities
La Jolla, California • Chicago, Illinois • Bethesda, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2022 · Synced Sep 28, 2026, 5:07 PM EDT
Recruiting Not applicable Interventional

Prevent Language Delays and Disorders Among Children of Caregivers With Substance Use Disorders With Community Groups and Individualized Services

NCT07529327
View directory record Official record
Conditions
Language Delay, Substance Use Disorders, Language Disorders in Children, Language Development, Prevention Intervention
Interventions
Comilia Group, Interaction Review Enhancement, Practical Support Enhancement
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
18 Years and older
Enrollment
244 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 19, 2026 · Synced Sep 28, 2026, 5:07 PM EDT
Enrolling by invitation Not applicable Interventional

Ready, Set, Go! A Physical Fitness Intervention for Children With Mobility Challenges

NCT04789746
View directory record Official record
Conditions
Cerebral Palsy, Myelomeningocele, Arthrogryposis, Motor Skills Disorders, Gross Motor Development Delay
Interventions
adapted Chicago Run running program
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
6 Years to 18 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
1
States / cities
Chicago Heights, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 28, 2026, 5:07 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Comparing Two Protocols to Improve Reflex Integration and Functional Performance

NCT05825248
View directory record Official record
Conditions
Developmental Delay
Interventions
Fine and gross motor treatment only, Reflex integration + fine and gross motor treatment
Other
Lead sponsor
Salus University
Other
Eligibility
3 Years to 6 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Aberdeen, Washington
Source: ClinicalTrials.gov public record
Updated Apr 23, 2023 · Synced Sep 28, 2026, 5:07 PM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Promoting Playfulness

NCT06625255
View directory record Official record
Conditions
Developmental Delay (Disorder)
Interventions
Parent Education - Promoting Playfulness
Behavioral
Lead sponsor
Florida Gulf Coast University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Fort Myers, Florida
Source: ClinicalTrials.gov public record
Updated Oct 3, 2024 · Synced Sep 28, 2026, 5:07 PM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Preventing Learning Problems in Young Children: A Public Health and Physician-Based Outreach

NCT00110292
View directory record Official record
Conditions
Developmental Disabilities, Language Development Disorders
Interventions
Age-specific parenting newsletters and developmental toys, Parent-completed Ages & Stages Questionnaires, Clinic-based distribution of children's books
Behavioral
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
4 Months to 7 Months
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2006
U.S. locations
2
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 28, 2026, 5:07 PM EDT
Completed Not applicable Interventional

Use of Virtual Reality Game Playing During Venipuncture

NCT03518346
View directory record Official record
Conditions
Autism, Development Delay, Typical Development
Interventions
Virtual Reality, Standard of Care
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
8 Years to 19 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated May 14, 2019 · Synced Sep 28, 2026, 5:07 PM EDT