Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 8, 2026, 1:39 AM EDT

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Showing 1–24 of 32 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Stroke, Aphasia
Interventions
Schedule of tDCS administration
Device
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years to 80 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
West Orange, New Jersey • Milwaukee, Wisconsin
Conditions
Aphasia, Stroke, Aphasia Following Cerebral Infarction, Aphasia, Acquired
Interventions
Transcranial Magnetic Stimulation (TMS), Speech-Language Therapy (SLT)
Device · Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
40 Years to 85 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Aphasia, Stroke
Interventions
Anodal transcranial direct current stimulation, Sham transcranial direct current stimulation, Speech-Language Therapy (SLT)
Device · Behavioral
Lead sponsor
City University of New York
Other
Eligibility
21 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
New York, New York
Recruiting Not applicable Interventional

Stuttering and Neuromodulation

NCT07222163
Conditions
Stuttering
Interventions
Soterix Medical 1x1 tDCS system, Speech therapy sessions
Device · Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Stroke, Aphasia
Interventions
tDCS, Speech and language therapy
Device · Behavioral
Lead sponsor
Casa Colina Hospital and Centers for Healthcare
Other
Eligibility
18 Years to 85 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Pomona, California
Withdrawn Not applicable Interventional

tDCS to Treat Subacute Aphasia

NCT04048668
Conditions
Aphasia, Stroke, Acute
Interventions
Transcranial Direct Current Stimulation (tDCS)
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Stroke, Aphasia
Interventions
continuous Theta Burst Stimulation, intermittent Theta Burst Stimulation, Transcranial Magnetic Stimulation Sham, Semantic Feature Analysis
Device · Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Columbia, South Carolina
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
Conditions
Aphasia
Interventions
Active tDCS plus Speech-Language Therapy, Sham plus Speech-Language Therapy
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Nonfluent Aphasia, Stroke
Interventions
Transcranial Direct Current Stimulation - Cathodal stimulation, Transcranial Direct Current Stimulation - Anodal stimulation, Transcranial Direct Current Stimulation - Sham stimulation
Device
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
21 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Primary Progressive Aphasia(PPA), Progressive Aphasia, Progressive Aphasia in Alzheimer's Disease, Logopenic Progressive Aphasia (LPA), Logopenic Variant Primary Progressive Aphasia, Logopenic Variant of Primary Progressive Aphasia (LPA)
Interventions
Lexical Retrieval Cascade Treatment, Remotely Supervised Transcranial Direct Current Stimulation- Active, Remotely Supervised Transcranial Direct Current Stimulation - Sham
Behavioral · Device
Lead sponsor
Maya Henry
Other
Eligibility
40 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
2
States / cities
San Francisco, California • Austin, Texas
Conditions
Aphasia Following Cerebral Infarction, Stroke Ischemic, Fatigue Symptom
Interventions
tDCS (active), Attention-focused sentence comprehension treatment, Sentence comprehension treatment, tDCS (sham)
Device · Behavioral
Lead sponsor
Syracuse University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
2
States / cities
Ann Arbor, Michigan • Syracuse, New York
Withdrawn Not applicable Interventional Accepts healthy volunteers

Effects of tDCS on Apraxia of Speech in Non-Fluent Primary Progressive Aphasia

NCT04486586
Conditions
Primary Progressive Aphasia
Interventions
Active tDCS plus Speech-Language Therapy, Sham plus Speech-Language Therapy
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
50 Years to 90 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Aphasia, Stroke
Interventions
Anodal transcranial direct current stimulation, Sham transcranial direct current stimulation, Speech-language therapy
Device · Behavioral
Lead sponsor
Louisiana State University and A&M College
Other
Eligibility
18 Years to 85 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Conditions
Primary Progressive Aphasia
Interventions
Remotely supervised Transcranial Direct Current Stimulation (RS-tDCS), Remotely supervised sham tDCS (RS-sham-tDCS), Lexical Retrieval Training (LRT), Video Implemented Script Training in Aphasia (VISTA)
Device · Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
Not listed
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
2
States / cities
San Francisco, California • Austin, Texas
Conditions
Primary Progressive Aphasia, PPA
Interventions
Active tDCS plus Speech-Language Therapy, Sham tDCS plus Speech-Language Therapy
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Primary Progressive Aphasia
Interventions
high-definition transcranial direct current stimulation, modified constraint-induced language therapy
Device · Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
45 Years to 80 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Stroke, Aphasia
Interventions
Active Comparator: Experimental: Active cathodal tDCS + language training, Sham Comparator: Placebo cathodal tDCS + Speech and language
Device · Behavioral
Lead sponsor
University of New Mexico
Other
Eligibility
25 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Albuquerque, New Mexico
Completed Not applicable Interventional Accepts healthy volunteers Results available

tDCS Intervention in Primary Progressive Aphasia

NCT02606422
Conditions
Primary Progressive Aphasia, MCI, FTD
Interventions
Active HD-tDCS plus Speech-Language Therapy, Sham plus Speech-Language Therapy
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
50 Years to 90 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Primary Progressive Aphasia, Logopenic Progressive Aphasia, Non-Fluent Primary Progressive Aphasia
Interventions
Active tDCS + Language Therapy, Sham tDCS + Language Therapy
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
50 Years to 90 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
2
States / cities
Baltimore, Maryland • Philadelphia, Pennsylvania
Completed Not applicable Interventional Results available

Treating Primary Progressive Aphasia (PPA) Using tDCS

NCT04566731
Conditions
Primary Progressive Aphasia
Interventions
Transcranial Direct Current Stimulation (tDCS), Sham tDCS, Modified Contraint-Induced Language Therapy (mCILT)
Device · Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
45 Years to 80 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Primary Progressive Aphasia
Interventions
tDCS + language therapy, sham TDCS + language therapy
Combination Product
Lead sponsor
University of Arizona
Other
Eligibility
45 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Autism Spectrum Disorders
Interventions
Transcranial Direct Current Stimulation (tDCS)
Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
14 Years to 79 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Post-stroke Aphasia
Interventions
tACS
Device
Lead sponsor
QVITI S.A.
Industry
Eligibility
18 Years to 80 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Chicago, Illinois • New York, New York