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ClinicalTrials.gov public records Last synced Oct 2, 2026, 2:19 AM EDT

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Showing 25–44 of 44 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Preschool Age Children Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Retrieval-Based Word Learning in Developmental Language Disorder

NCT05325333
View directory record Official record
Conditions
Developmental Language Disorder, Specific Language Impairment, Language Development
Interventions
Retrieval-based word learning: Expanding retrieval practice schedule, Retrieval-based word learning: Standard retrieval practice schedule
Behavioral
Lead sponsor
Purdue University
Other
Eligibility
48 Months to 71 Months
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 29, 2025 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Echinacea, Propolis and Vitamin C for URI Prevention in Preschoolers

NCT00231218
View directory record Official record
Conditions
Common Cold, Gastroenteritis
Interventions
dietary supplement--echinacea, propolis, and vitamin c
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
3 Years to 6 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 14, 2006 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Retrieval-Based Word Learning in Developmental Language Disorder During Book Reading

NCT06026124
View directory record Official record
Conditions
Developmental Language Disorder, Specific Language Impairment, Language Development
Interventions
Retrieval-based word learning: Repeated Spaced Retrieval condition, Retrieval-based word learning: Repeated Study condition
Behavioral
Lead sponsor
Purdue University
Other
Eligibility
48 Months to 71 Months
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
2
States / cities
Indianapolis, Indiana • West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Reducing Pesticide Exposures in Child Care Centers

NCT03319927
View directory record Official record
Conditions
Children, Only, Risk Reduction, Environmental Exposure
Interventions
Changes in pesticide exposure, IPM Practices, Educational Workshops
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
3 Years to 75 Years
Enrollment
987 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Phase 3 Interventional Results available

Safety and Tolerability Study of SPD489 in Preschool Children Aged 4-5 Years, Diagnosed With Attention-deficit/Hyperactivity Disorder

NCT02466386
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder (ADHD)
Interventions
SPD489
Drug
Lead sponsor
Shire
Industry
Eligibility
4 Years to 5 Years
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
50
States / cities
Dothan, Alabama • Little Rock, Arkansas • Imperial, California + 41 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2021 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Not applicable Interventional

The Parenting Young Children Check-up Evaluation

NCT04628546
View directory record Official record
Conditions
Disruptive Behavior, Parenting
Interventions
The Parenting Young Children Check-up Initial Check-up and Text Messages, The Parenting Young Children Check-up Flier and Text Messages
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Does Portion Size Influence Intake of Low-Energy-Dense Foods in Preschool-aged Children?

NCT00936507
View directory record Official record
Conditions
Caloric Intake
Interventions
Energy Density/Portion Size
Other
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
3 Years and older
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 5, 2018 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Breastfeeding in Infancy and Food Intake in Preschool-Aged Children

NCT00994487
View directory record Official record
Conditions
Childhood Obesity, Breastfeeding
Interventions
High Energy Density Preload, Low Energy Density Preload
Other
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
3 Years to 5 Years · Female only
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 5, 2018 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Yoga on Attention, Impulsivity and Hyperactivity in Pre-school Age Children

NCT02642666
View directory record Official record
Conditions
ADHD
Interventions
Children's Yoga
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
3 Years to 5 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Oct 2, 2026, 2:19 AM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

Parent-Based Physical Activity Intervention for Black Families

NCT05910671
View directory record Official record
Conditions
Physical Inactivity
Interventions
Physical Activity Phone Calls and Notebook
Behavioral
Lead sponsor
East Carolina University
Other
Eligibility
19 Years to 65 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Greenville, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 3, 2023 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Short bouTs of Exercise for Preschool-age Children

NCT01588392
View directory record Official record
Conditions
Physical Activity
Interventions
Short bouts of structured physical activity, Unstructured physical activity
Behavioral
Lead sponsor
University of Massachusetts, Amherst
Other
Eligibility
3 Years to 5 Years
Enrollment
323 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Springfield, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 8, 2023 · Synced Oct 2, 2026, 2:19 AM EDT
Active, not recruiting Not applicable Interventional

Optimizing Attention and Sleep Intervention Study

NCT05683756
View directory record Official record
Conditions
Attention Deficit and Disruptive Behavior Disorders, Attention Deficit Hyperactivity Disorder, Child, Preschool, Sleep, Sleep Disturbance
Interventions
Brief Parent Behavioral Intervention, Sleep-Focused Parent Behavioral Intervention
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
3 Years to 5 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
7
States / cities
Cranberry Township, Pennsylvania • Monroeville, Pennsylvania • New Castle, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Children's Learning Centers Group FNI

NCT03908268
View directory record Official record
Conditions
Relation, Mother-Child, Family Conflict, Emotional Disturbances, Behavior Problem, Development Delay
Interventions
Family Nurture Intervention (FNI), Standard Children's Learning Center (CLC) Program
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
24 Months to 57 Months
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Cos Cob, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 15, 2023 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Phase 3 Interventional

Safety and Efficacy Study of Carvedilol to Treat Children With Congestive Heart Failure

NCT00052026
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
carvedilol, placebo
Drug
Lead sponsor
Shaddy, Robert, M.D.
Individual
Eligibility
1 Day to 17 Years
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2006
U.S. locations
21
States / cities
Birmingham, Alabama • Los Angeles, California • Palo Alto, California + 16 more
Source: ClinicalTrials.gov public record
Updated Dec 25, 2008 · Synced Oct 2, 2026, 2:19 AM EDT
Recruiting Not applicable Interventional

Engaging Mental Health Services for Preschoolers at Risk

NCT07054554
View directory record Official record
Conditions
Mental Health Disorder, Family Navigation, Minoritized Population, Preschool Age Children
Interventions
NTRI-MH
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Oct 2, 2026, 2:19 AM 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 2, 2020 · Synced Oct 2, 2026, 2:19 AM EDT
Recruiting Phase 4 Interventional

Evaluation of SPN-812 (Viloxazine Extended-release Capsule) in Preschool-age Children With ADHD

NCT04781140
View directory record Official record
Conditions
Attention-Deficit/Hyperactivity Disorder
Interventions
100mg SPN-812, Placebo
Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
48 Months to 69 Months
Enrollment
286 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
47
States / cities
Saraland, Alabama • Little Rock, Arkansas • Anaheim, California + 41 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 2, 2026, 2:19 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Painted Playgrounds Aim 1

NCT03890913
View directory record Official record
Conditions
Childhood Obesity
Interventions
Not listed
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
Not listed
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Nutrition and Parenting Program for Fathers and Their Pre-school Age Children

NCT03071419
View directory record Official record
Conditions
Pediatric Obesity
Interventions
Nutrition and Parenting Intervention
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years and older · Male only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
2
States / cities
East Hartford, Connecticut • Manchester, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 5, 2019 · Synced Oct 2, 2026, 2:19 AM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy Study in Preschool Children Aged 4-5 Years With Attention-deficit/Hyperactivity Disorder (ADHD)

NCT03260205
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder (ADHD)
Interventions
Placebo, SPD489 (Lisdexamfetamine dimesylate), SPD489
Drug
Lead sponsor
Shire
Industry
Eligibility
4 Years to 5 Years
Enrollment
199 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
48
States / cities
Dothan, Alabama • Little Rock, Arkansas • Colton, California + 39 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2021 · Synced Oct 2, 2026, 2:19 AM EDT