Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 5, 2026, 5:19 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 124 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Language Acquisition Clear all
Completed Phase 2 Interventional

The Effect of Prior Learning on Word Learning

NCT05921188
View directory record Official record
Conditions
Language Development Disorders
Interventions
VAULT Phase 4
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
2 Years to 4 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Jun 26, 2025 · Synced Sep 5, 2026, 5:19 PM EDT
Recruiting Not applicable Interventional

Training Caregivers to Teach Vocabulary to Children With Language Impairment

NCT07519629
View directory record Official record
Conditions
Developmental Language Disorder
Interventions
Robust vocabulary intervention
Behavioral
Lead sponsor
Northern Arizona University
Other
Eligibility
4 Years to 6 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Flagstaff, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Sep 5, 2026, 5:19 PM EDT
Active, not recruiting Not applicable Interventional

Single Case Research Design: Deaf Children's Language Outcomes

NCT06722261
View directory record Official record
Conditions
Language Development
Interventions
Strategic and Interactive Signing Instruction
Behavioral
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
4 Years to 12 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 23, 2025 · Synced Sep 5, 2026, 5:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Study of Toddlers With Language Delay

NCT01339767
View directory record Official record
Conditions
Autism, Language Acquisition, Language Development, Toddlers
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
9 Months to 21 Months
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 11, 2019 · Synced Sep 5, 2026, 5:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Music and Child Health and Development

NCT05868811
View directory record Official record
Conditions
Obesity, Infant, Language Development, Parent-Child Relations
Interventions
Music Together, Play Group
Behavioral
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
9 Months to 24 Months
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 22, 2025 · Synced Sep 5, 2026, 5:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Parent-Level Predictors of Early Language Interaction Quality and Intervention Outcomes

NCT03525951
View directory record Official record
Conditions
Language Development Disorders, Autism Spectrum Disorder
Interventions
Enhanced Milieu Teaching, no intervention comparison group
Behavioral · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
30 Months and older
Enrollment
156 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Sep 5, 2026, 5:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Changing Chat: Diaper Tips to Improve Language Development

NCT01594840
View directory record Official record
Conditions
Healthy Infants
Interventions
Changing chat
Device
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
16 Months to 18 Months
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 25, 2014 · Synced Sep 5, 2026, 5:19 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

A Language Intervention Study of Preterm Infants

NCT03688386
View directory record Official record
Conditions
Language Development, Language Delay, Mother-Infant Interaction, Maternal Behavior
Interventions
Reading intervention, Infant bonding, LENA recording, LENA linguistic feedback, LENA summary
Behavioral
Lead sponsor
Women and Infants Hospital of Rhode Island
Other
Eligibility
23 Weeks to 31 Weeks
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Oct 7, 2020 · Synced Sep 5, 2026, 5:19 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 5, 2026, 5:19 PM EDT
Active, not recruiting Not applicable Interventional

Mental And Speech Developmental Delay Autism Spectrum-Type Behavioral Disorder

NCT07670000
View directory record Official record
Conditions
Autism Spectrum Disorder (ASD), Central Auditory Processing Disorder, Nervous System Disorder, Neurological Disorder
Interventions
Audio fairy tales
Behavioral
Lead sponsor
Natalia Poluektova
Other
Eligibility
3 Years to 70 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Sep 5, 2026, 5:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Strategies for Teaching Verbs

NCT03441685
View directory record Official record
Conditions
Language Development Disorders, Down Syndrome, Child Language
Interventions
Semantic cues (perform action), syntactic cues (sentence frame), or combined semantic and syntactic cues
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
3 Years to 17 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 6, 2024 · Synced Sep 5, 2026, 5:19 PM EDT
Completed Phase 2 Interventional Results available

AFQ056 for Language Learning in Children With FXS

NCT02920892
View directory record Official record
Conditions
Fragile X Syndrome
Interventions
AFQ056, Placebo, Language Intervention
Drug · Other
Lead sponsor
Elizabeth Berry-Kravis
Other
Eligibility
32 Months to 6 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
14
States / cities
Davis, California • Denver, Colorado • New Haven, Connecticut + 11 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2023 · Synced Sep 5, 2026, 5:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Thirty Million Words-Early Childhood Educator (TMW-ECE)

NCT04027673
View directory record Official record
Conditions
Language Development
Interventions
TMW ECE Curriculum
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
432 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 8, 2020 · Synced Sep 5, 2026, 5:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Retrieval-Based Word Learning in Developmental Language Disorder: Verb Learning

NCT06001866
View directory record Official record
Conditions
Developmental Language Disorder, Specific Language Impairment, Language Development
Interventions
Retrieval-based verb learning: Repeated Spaced Retrieval condition, Retrieval-based verb learning: Repeated Study condition
Behavioral
Lead sponsor
Purdue University
Other
Eligibility
48 Months to 71 Months
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 12, 2025 · Synced Sep 5, 2026, 5:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Testing Native Language Neural Commitment at the Subcortical Level

NCT02774356
View directory record Official record
Conditions
Language Development
Interventions
Not listed
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 50 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 17, 2017 · Synced Sep 5, 2026, 5:19 PM EDT
Recruiting Not applicable Interventional

Talk With Me Baby: Leveraging Well-Child Care to Enhance the Early Home Language Environment

NCT07132411
View directory record Official record
Conditions
Child Language, Language Delay, Developmental Milestones
Interventions
Patients in Talk With Me Baby Clinics, Patients in Care-As-Usual Clinics
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
1 Day to 2 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
2
States / cities
Atlanta, Georgia • Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Sep 5, 2026, 5:19 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Brain Stimulation Paired With Structured Language Learning in Adults

NCT07762118
View directory record Official record
Conditions
Language Development, Learning
Interventions
Active transcranial electrical stimulation (tES), Sham transcranial electrical stimulation (tES)
Device
Lead sponsor
General Neuro Inc.
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2032
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Sep 5, 2026, 5:19 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Incidental Auditory Category Training for Language Learning

NCT04509024
View directory record Official record
Conditions
Healthy, Language
Interventions
Incidental training, Explicit training, Classroom training, Classroom and incidental training, Classroom and explicit training
Behavioral
Lead sponsor
Carnegie Mellon University
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 23, 2024 · Synced Sep 5, 2026, 5:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Using a Voice Output Communication Aid to Facilitate Language Development in Young Children With ASD

NCT01816178
View directory record Official record
Conditions
Autistic Disorder
Interventions
communication training
Behavioral
Lead sponsor
University of South Alabama
Other
Eligibility
2 Years to 5 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
State University, Arkansas
Source: ClinicalTrials.gov public record
Updated Mar 21, 2013 · Synced Sep 5, 2026, 5:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Testing an App-Based Approach to Reading and Screen Time Guidance for Parents of Infants

NCT05508282
View directory record Official record
Conditions
Literacy, Parent-Child Relations, Language Development
Interventions
Reading Bees app and children's book to enhance parent-infant reading quality (0-2 month visit), Reading Bees app and children's book to encourage alternatives to digital media (6-month visit)
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
0 Months to 2 Months
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 17, 2024 · Synced Sep 5, 2026, 5:19 PM EDT
Recruiting Not applicable Interventional

Treating Complex Grammar Knowledge Deficits in School-Age Children With Developmental Language Disorder

NCT06911138
View directory record Official record
Conditions
Developmental Language Disorders
Interventions
Behavorial
Behavioral
Lead sponsor
Ohio University
Other
Eligibility
8 Years to 11 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
4
States / cities
Tucson, Arizona • Athens, Ohio • Logan, Utah + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 3, 2025 · Synced Sep 5, 2026, 5:19 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Training Inner Speech in Children With Developmental Language Disorder

NCT06880731
View directory record Official record
Conditions
Developmental Language Disorder
Interventions
Modeling with Verbal Mediation, Modeling Only
Behavioral
Lead sponsor
MGH Institute of Health Professions
Other
Eligibility
8 Years to 10 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 14, 2025 · Synced Sep 5, 2026, 5:19 PM EDT
Completed Not applicable Interventional

Proactive Speech and Language Intervention for Infants With Down Syndrome

NCT06450509
View directory record Official record
Conditions
Down Syndrome
Interventions
Babble Boot Camp
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
0 Months to 12 Months
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Sep 5, 2026, 5:19 PM EDT
Withdrawn Not applicable Interventional

Using the LENA System in Early Intervention

NCT03164642
View directory record Official record
Conditions
Depression
Interventions
LENA with Feedback, LENA no feedback
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 27, 2018 · Synced Sep 5, 2026, 5:19 PM EDT