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 6, 2026, 7:37 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 40 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Phonological Disorder Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Correcting Residual Errors With Spectral, Ultrasound, Traditional Speech Therapy

NCT03737318
View directory record Official record
Conditions
Speech Sound Disorder
Interventions
Biofeedback-ultrasound, Biofeedback--visual-acoustic, Traditional articulation treatment
Behavioral
Lead sponsor
New York University
Other
Eligibility
9 Years to 15 Years
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
2
States / cities
Bloomfield, New Jersey • Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Jan 4, 2026 · Synced Sep 6, 2026, 7:37 PM EDT
Completed Not applicable Interventional Results available

Phonomotor Treatment of Word Retrieval Deficits in Individuals With Aphasia

NCT01163461
View directory record Official record
Conditions
Aphasia
Interventions
speech therapy
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 80 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 30, 2017 · Synced Sep 6, 2026, 7:37 PM EDT
Completed Phase 1 Interventional Results available

Comparing Traditional and Biofeedback Telepractice Treatment for Residual Speech Errors

NCT04625062
View directory record Official record
Conditions
Speech Sound Disorder
Interventions
Visual-acoustic biofeedback, Motor-based treatment
Behavioral
Lead sponsor
New York University
Other
Eligibility
9 Years to 15 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Bloomfield, New Jersey • Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Feb 12, 2023 · Synced Sep 6, 2026, 7:37 PM EDT
Recruiting Not applicable Interventional

Transcranial Alternating Current Stimulation (tACS) for the Recovery of Phonological Short-Term Memory in Patients With Aphasia After Stroke

NCT06048159
View directory record Official record
Conditions
Stroke, Aphasia
Interventions
HD-tACS, Sham HD-tACS
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2033
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Sep 6, 2026, 7:37 PM EDT
Completed Not applicable Interventional

Therapy for Reading Problems in Adults After Brain Injury

NCT00064805
View directory record Official record
Conditions
Dyslexia, Acquired, Brain Injuries, Cerebrovascular Accident
Interventions
Cognitive Therapy to Improve Reading
Behavioral
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 14, 2014 · Synced Sep 6, 2026, 7:37 PM EDT
Not yet recruiting Not applicable Interventional

Speech Intervention Via Telepractice for Children With Repaired Cleft Palate

NCT07434375
View directory record Official record
Conditions
Cleft Palate Children, Speech Sound Disorder
Interventions
Speech therapy via teleprace, Face-to-face speech therapy
Behavioral
Lead sponsor
Texas Tech University Health Sciences Center
Other
Eligibility
5 Years to 11 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Sep 6, 2026, 7:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Framework For Linking Sequential Pattern Rules in DLD: Perception in Adults

NCT04996472
View directory record Official record
Conditions
Developmental Language Disorder, Speech Sound Disorder, Specific Language Impairment
Interventions
Sensitivity to phonological rules: Adults, Sensitivity to semantic category cues: Adults
Behavioral
Lead sponsor
Father Flanagan's Boys' Home
Other
Eligibility
18 Years to 30 Years
Enrollment
933 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
2
States / cities
Tucson, Arizona • Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Oct 26, 2025 · Synced Sep 6, 2026, 7:37 PM EDT
Recruiting Not applicable Interventional

Treatment for /s/ Production Errors in Children With Speech Sound Errors

NCT07214480
View directory record Official record
Conditions
Speech Sound Disorder
Interventions
Motor-based speech treatment
Behavioral
Lead sponsor
Syracuse University
Other
Eligibility
7 Years to 11 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Oct 8, 2025 · Synced Sep 6, 2026, 7:37 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Neural Indices of Intervention Outcomes in Children With Speech Sound Disorders

NCT03623100
View directory record Official record
Conditions
Speech Sound Disorder
Interventions
Speech Production Treatment., Speech Production + Speech Perception Treatment.
Behavioral
Lead sponsor
Idaho State University
Other
Eligibility
4 Years to 6 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2026
U.S. locations
1
States / cities
Meridian, Idaho
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Sep 6, 2026, 7:37 PM EDT
Recruiting Phase 2 Interventional

Generalization With AI Navigation Using StaRt

NCT06884943
View directory record Official record
Conditions
Speech Sound Disorder
Interventions
AI-guided maintenance training with visual-acoustic biofeedback, Treatment as Usual (TAU)
Behavioral
Lead sponsor
New York University
Other
Eligibility
9 Years to 17 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Bloomfield, New Jersey • Syracuse, New York
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Sep 6, 2026, 7:37 PM EDT
Terminated Not applicable Interventional

Evaluating the Effectiveness of Hybrid and Traditional Speech Therapy for /ɹ/ and /s/ Sound Production

NCT07061730
View directory record Official record
Conditions
Speech Sound Disorder
Interventions
Traditional Therapy, Hybrid therapy
Behavioral
Lead sponsor
Syracuse University
Other
Eligibility
5 Years to 17 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Sep 6, 2026, 7:37 PM EDT
Completed Not applicable Interventional Results available

Manipulating Linguistic Complexity to Improve Child Language Treatment Outcomes

NCT03977701
View directory record Official record
Conditions
Language Development Disorders, Speech Sound Disorder
Interventions
Phonological treatment, Morpheme treatment
Behavioral
Lead sponsor
San Diego State University
Other
Eligibility
3 Years to 6 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 8, 2023 · Synced Sep 6, 2026, 7:37 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Building Sentences With Preschoolers Who Use AAC

NCT03538925
View directory record Official record
Conditions
Down Syndrome, Speech and Language Disorder, Speech Disorders in Children, Speech Intelligibility, Speech Sound Disorder
Interventions
AAC Generative Language Intervention, Standard of Care / Business as Usual
Behavioral
Lead sponsor
University of Central Florida
Other
Eligibility
3 Years to 4 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
2
States / cities
Orlando, Florida • Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Jan 7, 2024 · Synced Sep 6, 2026, 7:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Auditory-Perceptual Training Via Telepractice

NCT04858035
View directory record Official record
Conditions
Speech Sound Disorder
Interventions
Perceptual training, Production training
Behavioral
Lead sponsor
Montclair State University
Other
Eligibility
9 Years to 15 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Upper Montclair, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 4, 2025 · Synced Sep 6, 2026, 7:37 PM EDT
Recruiting Phase 2 Interventional

Visual-acoustic Intervention With Service Delivery In-person and Via Telepractice Trial

NCT06517225
View directory record Official record
Conditions
Speech Sound Disorder
Interventions
Visual-acoustic biofeedback
Behavioral
Lead sponsor
New York University
Other
Eligibility
9 Years to 17 Years · Female only
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
3
States / cities
Bloomfield, New Jersey • New York, New York • Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Jun 24, 2025 · Synced Sep 6, 2026, 7:37 PM EDT
Active, not recruiting Not applicable Interventional

Dose Frequency RCT on DTTC in Children With CAS

NCT05675306
View directory record Official record
Conditions
Childhood Apraxia of Speech
Interventions
Dynamic Temporal and Tactile Cueing Treatment
Behavioral
Lead sponsor
Marquette University
Other
Eligibility
30 Months to 95 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced Sep 6, 2026, 7:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Delineation of Sensorimotor Subtypes Underlying Residual Speech Errors

NCT03736213
View directory record Official record
Conditions
Speech Sound Disorder
Interventions
Visual-acoustic biofeedback, Ultrasound biofeedback
Behavioral
Lead sponsor
New York University
Other
Eligibility
9 Years to 15 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
3
States / cities
Bloomfield, New Jersey • New York, New York • Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Dec 10, 2023 · Synced Sep 6, 2026, 7:37 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Developmental Framework For Linking Phonological And Morpho-syntactic Sequential Pattern Rules In DLD: Production

NCT04558541
View directory record Official record
Conditions
Developmental Language Disorder, Speech Sound Disorder, Specific Language Impairment
Interventions
Sensitivity to phonological rules, Sensitivity to semantic category cues.
Other
Lead sponsor
Father Flanagan's Boys' Home
Other
Eligibility
4 Years to 8 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
2
States / cities
Tucson, Arizona • Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Oct 26, 2025 · Synced Sep 6, 2026, 7:37 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 15, 2025 · Synced Sep 6, 2026, 7:37 PM EDT
Completed Not applicable Interventional Results available

Treating Childhood Apraxia of Speech

NCT03238677
View directory record Official record
Conditions
Childhood Apraxia of Speech
Interventions
Speech Motor Chaining without Biofeedback, Biofeedback, Distributed Practice, Massed --> Distributed Practice
Behavioral
Lead sponsor
Syracuse University
Other
Eligibility
9 Years to 17 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Jun 21, 2023 · Synced Sep 6, 2026, 7:37 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

AI-Assisted Treatment for Residual Speech Sound Disorders

NCT05988515
View directory record Official record
Conditions
Speech Sound Disorder
Interventions
Speech-Language Pathologist-led Speech Motor Chaining, Artificial Intelligence-led Speech Motor Chaining (CHAINING-AI)
Behavioral
Lead sponsor
Syracuse University
Other
Eligibility
9 Years to 17 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Sep 6, 2026, 7:37 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Language Processing and TMS

NCT05425615
View directory record Official record
Conditions
Stroke, Aphasia, Language
Interventions
Transcranial Magnetic Stimulation
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 85 Years
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2032
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 6, 2026, 7:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Framework For Linking Sequential Pattern Rules in DLD: Perception in Toddlers

NCT04531514
View directory record Official record
Conditions
Developmental Language Disorder, Speech Sound Disorder, Specific Language Impairment
Interventions
Sensitivity to phonological rules & referents OR: Toddlers, Sensitivity to phonological rules & referents FR: Toddlers
Other
Lead sponsor
Father Flanagan's Boys' Home
Other
Eligibility
19 Months to 36 Months
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Oct 26, 2025 · Synced Sep 6, 2026, 7:37 PM EDT
Recruiting No phase listed Observational

Orthognathic Speech Pathology: Phonetic Contrasts of Patients With Dental Discrepancies Pre- and Post-Treatment Analyses

NCT04117360
View directory record Official record
Conditions
Dentofacial Abnormalities, Dentofacial Deformities, Dentofacial Anomalies, Including Malocclusion, Malocclusion, Malocclusion in Children, Dentofacial Disharmony, Skeletal Malocclusion, Skeletal Malformation, Speech Sound Disorder, Speech Disorders
Interventions
Orthognathic surgery and Orthodontics
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
15 Years to 40 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Sep 6, 2026, 7:37 PM EDT