Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 24, 2026, 1:44 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 38 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
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
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
Completed Not applicable Interventional

tDCS and Aphasia Treatment

NCT01922245
Conditions
Aphasia
Interventions
Soterix 1x1 tDCS
Device
Lead sponsor
Hunter College of City University of New York
Other
Eligibility
18 Years to 100 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
New York, New York
Conditions
Stroke
Interventions
Cathodal Cerebellar tDCS, Semantic Feature Analysis (SFA), Sham
Device · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 99 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Logopenic Progressive Aphasia, Primary Progressive Aphasia
Interventions
High-definition active tDCS (HD-tDCS) + "Repeat After Me" (RAM) Treatment, Sham + "Repeat After Me" (RAM) Treatment
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
50 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
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
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
Stroke
Interventions
Anodal or Cathodal tDCS, Sham, Computerized naming therapy
Device · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
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 (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
Conditions
Primary Progressive Aphasia
Interventions
transcranial direct current stimulation
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
45 Years to 80 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
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
Aphasia
Interventions
Transcranial Direct Current Stimulation, Sham Stimulation
Device
Lead sponsor
Georgetown University
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Washington D.C., District of Columbia
Active, not recruiting Not applicable Interventional

HD-tDCS for Phonological Impairment in Aphasia

NCT06010030
Conditions
Aphasia, Stroke
Interventions
Targeted Transcranial Direct Current Stimulation, Speech Therapy
Device · Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 85 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2033
U.S. locations
1
States / cities
Milwaukee, Wisconsin
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
Completed Not applicable Interventional Results available

Combining tDCS and CILT in Non-fluent Aphasia

NCT05561400
Conditions
Aphasia, Non-fluent Aphasia, Stroke, Brain Injuries
Interventions
tDCS, Placebo
Device · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Duluth, Minnesota
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
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
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
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
Aphasia
Interventions
rTMS, tDCS, Sham rTMS, Sham tDCS
Device
Lead sponsor
Dr. Alexander Thiel
Individual
Eligibility
50 Years to 85 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
White Plains, New York
Completed Not applicable Interventional Results available

Stimulating Language in Subacute StrokE

NCT02674490
Conditions
Stroke
Interventions
A-tDCS (1 mA), SALT, Sham
Device · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Aphasia
Interventions
Offline tDCS-before therapy, Sham tDCS, Offline tDCS-after therapy, Online tDCS
Device
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years to 80 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Terminated Not applicable Interventional Results available

Transcranial Direct Current Stimulation for Post-Stroke Aphasia

NCT02461355
Conditions
Stroke
Interventions
Aphasia therapy, Anodal tDCS, Sham tDCS
Behavioral · Device
Lead sponsor
Columbia University
Other
Eligibility
21 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Maywood, New Jersey