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ClinicalTrials.gov public records Last synced Oct 22, 2026, 10:34 PM EDT

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Showing 433–456 of 622 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Language Disorders Clear all
Completed No phase listed Observational Accepts healthy volunteers

Brain Blood Flow Studies of Language and Memory

NCT00001288
View directory record Official record
Conditions
Cerebrovascular Disorder, Epilepsy
Interventions
15 O Water, FDG
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
303 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1991 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Phase 2 Interventional Results available

Transcranial Magnetic Stimulation and Constraint Induced Language Therapy for Chronic Aphasia

NCT03651700
View directory record Official record
Conditions
Aphasia
Interventions
Active TMS, Sham TMS, CILT
Device · Behavioral
Lead sponsor
H. Branch Coslett
Other
Eligibility
18 Years to 80 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Not applicable Interventional

Smokers' Quitline for Asian Language Speakers

NCT01248832
View directory record Official record
Conditions
Smoking Cessation
Interventions
Telephone Counseling, Self-Help Materials
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 75 Years
Enrollment
2,277 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2020 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Not applicable Interventional

Inner Speech and Naming Treatment for Individuals with Aphasia

NCT05980897
View directory record Official record
Conditions
Aphasia, Anomia, Language Disorders, Communication Disorders
Interventions
Naming treatment
Behavioral
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 25, 2024 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Communication Intervention for Toddlers With Autism

NCT02595697
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
J-EMT for Toddlers with Autism
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
24 Months to 36 Months
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
2
States / cities
Evanston, Illinois • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 6, 2020 · Synced Oct 22, 2026, 10:34 PM EDT
Recruiting Not applicable Interventional

Noninvasive Thalamocortical Neuromodulation With Low-Intensity Focused Ultrasound for Persistent Developmental Stuttering

NCT07668882
View directory record Official record
Conditions
Stuttering, Developmental Stuttering
Interventions
High DC LIFU, Sham
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Spanish-Language Intervention to Enhance Routine HIV Patient Care Delivery [CARE+ Spanish]

NCT01013935
View directory record Official record
Conditions
HIV Infections
Interventions
CARE+ Spanish computer counseling session, CARE+ Spanish brief computer risk assessment session
Other
Lead sponsor
New York University
Other
Eligibility
18 Years and older
Enrollment
556 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 28, 2022 · Synced Oct 22, 2026, 10:34 PM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

taVNS for Letter Learning in Dyslexia

NCT06127550
View directory record Official record
Conditions
Dyslexia
Interventions
active taVNS, sham taVNS
Device
Lead sponsor
University of Florida
Other
Eligibility
10 Years to 12 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Oct 22, 2026, 10:34 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 7, 2024 · Synced Oct 22, 2026, 10:34 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Word Learning From Parentese in Autistic Children

NCT06649916
View directory record Official record
Conditions
Autism, Autism Spectrum Disorder, Neurodevelopmental Disorders
Interventions
Parentese Speech, Adult Registered Speech
Behavioral
Lead sponsor
The University of Texas at Dallas
Other
Eligibility
18 Months to 59 Months
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Richardson, Texas
Source: ClinicalTrials.gov public record
Updated Oct 23, 2025 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Systematic Investigation of Phonetic Complexity Effects on Articulatory Motor Performance in Progressive Dysarthria

NCT03613038
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis, Parkinson Disease
Interventions
Phonetic complexity effects on speech motor performance
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
19 Years to 90 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
2
States / cities
Fairway, Kansas • Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated May 17, 2022 · Synced Oct 22, 2026, 10:34 PM EDT
Recruiting Not applicable Interventional

Tongue Proactive Strengthening Exercise Program Following Partial/Hemi Glossectomy and Reconstruction

NCT07110142
View directory record Official record
Conditions
Oral Cancer, Head and Neck Cancer
Interventions
Tongueometer
Other
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 22, 2026, 10:34 PM EDT
Recruiting Not applicable Interventional

Measuring Aided Language Development

NCT06512168
View directory record Official record
Conditions
Down Syndrome, Cerebral Palsy, Apraxia of Speech, Speech Sound Disorder, Speech Disorders in Children, Speech and Language Disorder
Interventions
AAC Generative Language Intervention
Behavioral
Lead sponsor
University of Central Florida
Other
Eligibility
42 Months to 60 Months
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated May 16, 2025 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Phase 1 Interventional

PiB PET Scanning in Speech and Language Based Dementias

NCT01623284
View directory record Official record
Conditions
PPA, Primary Progressive Aphasia, Aphasia, Non-fluent Aphasia, Semantic Dementia, Apraxia of Speech, Primary Progressive Nonfluent Aphasia, Progressive Aphasia
Interventions
C-11 PiB, F-18 FDG
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 22, 2015 · Synced Oct 22, 2026, 10:34 PM EDT
Recruiting Not applicable Interventional

Peer Interventions for Preschoolers With Autism

NCT05799599
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Stay-Play-Talk Basic, Stay-Play-Talk Plus, Stay-Play-Talk Advanced
Behavioral
Lead sponsor
University of Kansas
Other
Eligibility
3 Years to 6 Years
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
2
States / cities
Kansas City, Kansas • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 28, 2024 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

EMT en Español for Spanish-speaking Toddlers With Language Delays

NCT04066049
View directory record Official record
Conditions
Language Development Disorders
Interventions
EMT en Español
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
30 Months to 36 Months
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Language Assessment and Treatment Following Acquired Brain Injury

NCT03320954
View directory record Official record
Conditions
Brain Injuries
Interventions
Anomia treatment
Behavioral
Lead sponsor
University of Nebraska Lincoln
Other
Eligibility
19 Years and older
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Nov 15, 2019 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Not applicable Interventional

fMRI of Language Recovery Following Stroke in Adults

NCT00843427
View directory record Official record
Conditions
Aphasia, Stroke
Interventions
CIAT
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 11, 2018 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Investigating Speech Sequencing in Neurotypical Speakers and Persons With Disordered Speech

NCT05437159
View directory record Official record
Conditions
Stuttering, Developmental, Aphasia, Primary Progressive
Interventions
Learning of non-native phoneme combinations: 6 training sessions, Learning of non-native phoneme combinations: 1 training session, Learning of novel multisyllabic nonwords, Anodal tDCS, Sham tDCS, Learning of non-native phoneme combinations: 8 training sessions
Behavioral · Other
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
6 Years and older
Enrollment
278 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
3
States / cities
Boston, Massachusetts • Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Maximizing Outcomes for Preschoolers With Developmental Language Disorders

NCT03782493
View directory record Official record
Conditions
Developmental Language Disorder
Interventions
the Enhanced Milieu Teaching-Sentence Focus
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
27 Months to 31 Months
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
2
States / cities
Evanston, Illinois • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Not applicable Interventional

Aphasia Rehabilitation: Modulating Cues, Feedback & Practice

NCT01597037
View directory record Official record
Conditions
Aphasia, Stroke
Interventions
Script training
Behavioral
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years to 80 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 30, 2018 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Phase 1 Interventional Results available

Treatment of Language and Memory in Patients With Alzheimer's Disease

NCT00593372
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Spaced Retrieval Training
Behavioral
Lead sponsor
University of Arkansas
Other
Eligibility
21 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2010
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jan 9, 2017 · Synced Oct 22, 2026, 10:34 PM EDT
Active, not recruiting Not applicable Interventional

Effects of Hypoglossal Nerve Stimulation on Cognition and Language in Down Syndrome and Obstructive Sleep Apnea

NCT04801771
View directory record Official record
Conditions
Down Syndrome, Obstructive Sleep Apnea
Interventions
Inspire Upper Airway Stimulation (UAS) System
Device
Lead sponsor
Inspire Medical Systems, Inc.
Industry
Eligibility
10 Years to 21 Years
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
8
States / cities
Atlanta, Georgia • Boston, Massachusetts • Cincinnati, Ohio + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Oct 22, 2026, 10:34 PM EDT
Completed Phase 2 Interventional Results available

Autologous Cord Blood Stem Cells for Autism

NCT01638819
View directory record Official record
Conditions
Autism
Interventions
Autologous Cord Blood Stem Cells, Placebo
Biological
Lead sponsor
Sutter Health
Other
Eligibility
2 Years to 7 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Aug 20, 2018 · Synced Oct 22, 2026, 10:34 PM EDT