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Showing 1–19 of 19 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Semantic Aphasia Clear all
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 Jul 22, 2026, 4:59 AM EDT
Recruiting No phase listed Observational

Language in Primary Progressive Aphasia

NCT00537004
View directory record Official record
Conditions
Primary Progressive Aphasia
Interventions
Not listed
Lead sponsor
Northwestern University
Other
Eligibility
Not listed
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Jul 22, 2026, 4:59 AM EDT
Active, not recruiting Phase 1 Interventional

Veri-T: A Trial of Verdiperstat in Patients With svPPA Due to TDP-43 Pathology

NCT05184569
View directory record Official record
Conditions
Semantic Dementia
Interventions
Verdiperstat
Drug
Lead sponsor
Peter Ljubenkov, MD
Other
Eligibility
18 Years to 85 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
5
States / cities
San Francisco, California • Chicago, Illinois • Rochester, Minnesota + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Jul 22, 2026, 4:59 AM EDT
Enrolling by invitation Not applicable Interventional

Primary Progressive Aphasia Multicomponent Language Treatment Study

NCT06649084
View directory record Official record
Conditions
Primary Progressive Aphasia, Semantic Dementia, Semantic Memory Disorder, Logopenic Progressive Aphasia, Nonfluent Aphasia, Progressive, Aphasia, Aphasia, Progressive
Interventions
Multicomponent Lexical Retrieval Training (Multi-LRT), Multicomponent Video Implemented Script Training in Aphasia (Multi-VISTA), Multicomponent Communication Partner Training (Multi-CPT)
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
Not listed
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced Jul 22, 2026, 4:59 AM EDT
Recruiting Not applicable Interventional

Intervention for Communication Quality of Life in Primary Progressive Aphasia

NCT07219680
View directory record Official record
Conditions
Primary Progressive Aphasia(PPA), Semantic Dementia, Logopenic Progressive Aphasia (LPA), Nonfluent Aphasia, Progressive, Progressive Aphasia, Semantic Variant Primary Progressive Aphasia (svPPA), Semantic Aphasia, Logopenic Variant Primary Progressive Aphasia, Logopenic Variant of Primary Progressive Aphasia (LPA), Logopenic Progressive Aphasia, Nonfluent Variant Primary Progressive Aphasia (nfvPPA), Nonfluent Progressive Aphasia
Interventions
Multicomponent Lexical Retrieval Cascade Training, Multicomponent Video Implemented Script Training in Aphasia
Behavioral
Lead sponsor
Maya Henry
Other
Eligibility
40 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Jul 22, 2026, 4:59 AM EDT
Not yet recruiting Not applicable Interventional

Effects of Semantic Context on Criterion-learning Naming Treatment in Aphasia

NCT07673198
View directory record Official record
Conditions
Aphasia
Interventions
Criterion-learning practice
Behavioral
Lead sponsor
Albert Einstein Healthcare Network
Other
Eligibility
18 Years to 89 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Elkins Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Jul 22, 2026, 4:59 AM EDT
Recruiting Phase 2 Interventional

Comparing Traditional Semantic Feature Analysis (tSFA) and Semantic Feature Analysis + Metacognitive Strategy Training (SFA+MST)

NCT07036406
View directory record Official record
Conditions
Aphasia, Aphasia Following Cerebral Infarction, Aphasia, Acquired, Aphasia, Rehabilitation, Aphasia, Anomic, Aphasia, Broca, Aphasia, Conduction, Aphasia, Expressive, Aphasia Non Fluent, Aphasia, Mixed
Interventions
Semantic Feature Analysis (traditional), Semantic Feature Analysis + Metacognitive Strategy Training
Behavioral
Lead sponsor
Teachers College, Columbia University
Other
Eligibility
18 Years to 89 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Jul 22, 2026, 4:59 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Treatment for Speech and Language in Primary Progressive Aphasia

NCT04881617
View directory record Official record
Conditions
Primary Progressive Aphasia, Semantic Dementia, Semantic Memory Disorder, Logopenic Progressive Aphasia, Nonfluent Aphasia, Progressive, Aphasia, Aphasia, Progressive
Interventions
Lexical Retrieval Training (LRT), Video-Implemented Script Training for Aphasia (VISTA)
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
Not listed
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
2
States / cities
San Francisco, California • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Jul 22, 2026, 4:59 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Speech-Language Treatment With Remotely Supervised Transcranial Direct Current Stimulation in Primary Progressive Aphasia

NCT05901233
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced Jul 22, 2026, 4:59 AM EDT
Completed Not applicable Interventional

Analysis of Brain Activity to Uncover Brain-behavior Relationships Related to Therapy Outcomes in Aphasia

NCT03550092
View directory record Official record
Conditions
Aphasia
Interventions
Abstract Semantic Association Network Training (AbSANT)
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
Not listed
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 28, 2025 · Synced Jul 22, 2026, 4:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Word-Retrieval Treatment for Aphasia: Semantic Feature Analysis

NCT00125242
View directory record Official record
Conditions
Aphasia, Language Disorders, Speech Disorders
Interventions
Semantic Feature Analysis (SFA)Training
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
21 Years to 80 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2013
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 23, 2014 · Synced Jul 22, 2026, 4:59 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Phonological Treatment Paired With Intensive Speech Therapy Promotes Reading Recovery in Chronic Aphasia

NCT02799017
View directory record Official record
Conditions
Aphasia, Language
Interventions
Intensive Phonology Treatment, Intensive SFA Treatment
Other
Lead sponsor
Austin Speech Labs
Other
Eligibility
20 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Jul 22, 2026, 4:59 AM EDT
Completed Not applicable Interventional Results available

Dosage and Predictors of Naming Treatment Response in Aphasia

NCT02005016
View directory record Official record
Conditions
Aphasia, Stroke
Interventions
Naming therapy
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 85 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 3, 2019 · Synced Jul 22, 2026, 4:59 AM EDT
Enrolling by invitation No phase listed Observational

Clinico-Pathologic-Genetic-Imaging Study of Neurodegenerative and Related Disorders

NCT04680130
View directory record Official record
Conditions
PSP, CBD, PCA, LPA, Semantic Dementia, Semantic Aphasia, Behavioral Variant of Frontotemporal Dementia, FTD, PPA, Apraxia of Speech, MSA - Multiple System Atrophy, Parkinson Disease
Interventions
C-11 PiB, AV1451 Tau, C-11 ER176
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2050
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 20, 2025 · Synced Jul 22, 2026, 4:59 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

ARTFL LEFFTDS Longitudinal Frontotemporal Lobar Degeneration (ALLFTD)

NCT04363684
View directory record Official record
Conditions
Frontotemporal Lobar Degeneration (FTLD), Progressive Supranuclear Palsy (PSP), Corticobasal Degeneration (CBD), Behavioral Variant Frontotemporal Dementia (bvFTD), Semantic Variant Primary Progressive Aphasia (svPPA), Nonfluent Variant Primary Progressive Aphasia (nfvPPA), FTD With Amyotrophic Lateral Sclerosis (FTD/ALS), Amyotrophic Lateral Sclerosis, Oligosymptomatic PSP (oPSP), C9orf72, GRN Related Frontotemporal Dementia, MAPT Gene Mutation, TBK1 Gene Mutation, Oligosymptomatic Progressive Supranuclear Palsy
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
2,100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
25
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 21 more
Source: ClinicalTrials.gov public record
Updated Jul 10, 2025 · Synced Jul 22, 2026, 4:59 AM EDT
Completed Not applicable Interventional Results available

TMS for the Treatment of Primary Progressive Aphasia

NCT04188067
View directory record Official record
Conditions
Logopenic Variant Primary Progressive Aphasia, Non-fluent Variant Primary Progressive Aphasia, Semantic Variant Primary Progressive Aphasia
Interventions
Active rTMS, SHAM rTMS
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 90 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Jul 22, 2026, 4:59 AM EDT
Active, not recruiting Not applicable Interventional

Semantic Feature Analysis Treatment for Aphasia

NCT04215952
View directory record Official record
Conditions
Aphasia
Interventions
Semantic Feature Analysis Treatment
Behavioral
Lead sponsor
VA Pittsburgh Healthcare System
Federal
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 25, 2025 · Synced Jul 22, 2026, 4:59 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Advancing Research and Treatment for Frontotemporal Lobar Degeneration (ARTFL)

NCT02365922
View directory record Official record
Conditions
FTLD, Progressive Supranuclear Palsy (PSP), Frontotemporal Dementia (FTD), Corticobasal Degeneration (CBD), PPA Syndrome, Behavioral Variant Frontotemporal Dementia (bvFTD), Semantic Variant Primary Progressive Aphasia (svPPA), Nonfluent Variant Primary Progressive Aphasia (nfvPPA), FTD With Amyotrophic Lateral Sclerosis (FTD/ALS), Amyotrophic Lateral Sclerosis (ALS), Oligosymptomatic PSP (oPSP), Corticobasal Syndrome (CBS)
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 85 Years
Enrollment
1,489 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
15
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 12 more
Source: ClinicalTrials.gov public record
Updated May 20, 2021 · Synced Jul 22, 2026, 4:59 AM 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 21, 2015 · Synced Jul 22, 2026, 4:59 AM EDT