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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Progressive Aphasia Clear all
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 Sep 10, 2026, 8:10 PM EDT
Completed Not applicable Interventional

Network Modulation in Alzheimer's Disease

NCT04045990
View directory record Official record
Conditions
Alzheimer Disease, Primary Progressive Aphasia, Mild Cognitive Impairment
Interventions
repetitive transcranial magnetic stimulation (rTMS)
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 90 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Charlestown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 16, 2022 · Synced Sep 10, 2026, 8:10 PM EDT
Completed Early Phase 1 Interventional

rTMS as a Treatment for PPA

NCT03406429
View directory record Official record
Conditions
Logopenic Variant Primary Progressive Aphasia, Non-Fluent Primary Progressive Aphasia
Interventions
Active rTMS, SHAM rTMS
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 90 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 6, 2022 · Synced Sep 10, 2026, 8:10 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Enhancing Language Function in Aphasia

NCT05443633
View directory record Official record
Conditions
Aphasia, Acquired, Language Disorders, Primary Progressive Aphasia, Stroke, Cerebrovascular
Interventions
individualized speech-language training, standard language intervention
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
21 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 8, 2024 · Synced Sep 10, 2026, 8:10 PM EDT
Active, not recruiting Phase 2 Interventional

Clinical Study of Neflamapimod in Patients With Primary Progressive Aphasia

NCT07033481
View directory record Official record
Conditions
Nonfluent Variant Primary Progressive Aphasia (nfvPPA)
Interventions
Neflamapimod, Placebo
Drug
Lead sponsor
EIP Pharma Inc
Industry
Eligibility
40 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
5
States / cities
Chicago, Illinois • Rochester, Minnesota • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 10, 2026, 8:10 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

UPenn Observational Research Repository on Neurodegenerative Disease

NCT04715399
View directory record Official record
Conditions
Frontotemporal Degeneration(FTD), Primary Progressive Aphasia(PPA), Familial Frontotemporal Lobar Degeneration (fFTLD), Amyotrophic Lateral Sclerosis(ALS), Lewy Body Disease(LBD), Progressive Supranuclear Palsy(PSP), Corticobasal Syndrome(CBS), Posterior Cortical Atrophy(PCA), Alzheimer's Disease(AD)
Interventions
No intervention
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2070
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Sep 10, 2026, 8:10 PM EDT
Completed Not applicable Interventional Results available

HDtDCS in Logopenic Variant PPA: Effects on Language and Neural Mechanisms

NCT03805659
View directory record Official record
Conditions
Primary Progressive Aphasia
Interventions
HD-tDCS, Sham
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
45 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 10, 2024 · Synced Sep 10, 2026, 8:10 PM EDT
Completed Not applicable Interventional Results available

CB3 Pilot (Communication Bridge: A Person-centered Internet-based Intervention for Individuals With Primary Progressive Aphasia)

NCT05697380
View directory record Official record
Conditions
Aphasia, Primary Progressive Aphasia, Dementia, Communication, Alzheimer Disease
Interventions
Communication Bridge™
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 100 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 15, 2024 · Synced Sep 10, 2026, 8:10 PM 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 Sep 10, 2026, 8:10 PM EDT
Recruiting Not applicable Interventional

Remotely-supervised Neuromodulation in PPA

NCT07260253
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Sep 10, 2026, 8:10 PM EDT
Completed No phase listed Observational

Performance of AclarusDx™, a Blood-Based Transcriptomic Test for AD, in US Patients Newly Referred to a Memory Center

NCT01465360
View directory record Official record
Conditions
Alzheimer's Disease, Mild Cognitive Impairment, Vascular Dementia, Fronto-temporal Dementia, Primary Progressive Aphasia, Parkinson' Disease Dementia, Mixed Dementia
Interventions
Not listed
Lead sponsor
Exonhit
Industry
Eligibility
21 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
3
States / cities
Las Vegas, Nevada • Cleveland, Ohio • Lakewood, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 5, 2012 · Synced Sep 10, 2026, 8:10 PM EDT
Recruiting Not applicable Interventional

Enhancing Language Function in Primary Progressive Aphasia

NCT04920318
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 28, 2024 · Synced Sep 10, 2026, 8:10 PM EDT
Active, not recruiting Not applicable Interventional

Treating Primary Progressive Aphasia and Apraxia of Speech Using Non-invasive Brain Stimulation

NCT05368350
View directory record Official record
Conditions
Primary Progressive Aphasia, Apraxia of Speech
Interventions
high-definition transcranial direct current stimulation (HD-tDCS)
Device
Lead sponsor
The University of Texas at Dallas
Other
Eligibility
18 Years to 85 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 10, 2026, 8:10 PM EDT
Recruiting Early Phase 1 Interventional

Propranolol in Primary Progressive Aphasia

NCT06066710
View directory record Official record
Conditions
Aphasia, Primary Progressive
Interventions
Propranolol, Magnetic Resonance Imaging (MRI), Placebo
Drug · Device
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
50 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 10, 2026, 8:10 PM EDT
Completed Not applicable Interventional

Rehabilitation and Prophylaxis of Anomia in Primary Progressive Aphasia

NCT02675270
View directory record Official record
Conditions
Aphasia, Primary Progressive, Anomia, Alzheimer Disease
Interventions
Phonological, Orthographic, Semantic, Lexical, Untrained
Behavioral
Lead sponsor
Georgetown University
Other
Eligibility
40 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2024
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 24, 2024 · Synced Sep 10, 2026, 8:10 PM EDT
Completed Phase 1 Interventional

Davunetide (AL-108) in Predicted Tauopathies - Pilot Study

NCT01056965
View directory record Official record
Conditions
Predicted Tauopathies, Including, Progressive Supranuclear Palsy, Frontotemporal Dementia With Parkinsonism Linked to Chromosome 17, Corticobasal Degeneration Syndrome, Progressive Nonfluent Aphasia
Interventions
davunetide (AL-108, NAP), Placebo nasal spray
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
40 Years to 85 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 4, 2019 · Synced Sep 10, 2026, 8:10 PM EDT
Completed Not applicable Interventional

Communication Bridge Speech Therapy Research Study

NCT02439853
View directory record Official record
Conditions
Primary Progressive Aphasia, Frontotemporal Dementia
Interventions
Monthly Check-in Session
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
Not listed
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 10, 2026, 8:10 PM EDT
Recruiting No phase listed Observational

The Neurobiology of Two Distinct Types of Progressive Apraxia of Speech

NCT03313011
View directory record Official record
Conditions
Apraxia of Speech, Non-fluent Aphasia, Primary Progressive Aphasia, Primary Progressive Nonfluent Aphasia
Interventions
Testing protocol for the study
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 10, 2026, 8:10 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Electrical Stimulation on Verbal Learning in Typical and Atypical Alzheimer's Disease

NCT04122001
View directory record Official record
Conditions
Alzheimer Disease, Early Onset, Atypical Alzheimer's Disease, Logopenic Progressive Aphasia
Interventions
Active, in-person HD-tDCS or active remote tDCS, Sham, Word List Learning Intervention (WordLLI)
Device · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
45 Years to 85 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Sep 10, 2026, 8:10 PM EDT
Recruiting Not applicable Interventional

Molecular and Structural Imaging in Alzheimer's Disease: A Longitudinal Study

NCT02740634
View directory record Official record
Conditions
Atypical Alzheimer's Disease, Logopenic Progressive Aphasia (LPA), Posterior Cortical Atrophy (PCA), Alzheimer Disease, Alzheimer Disease, Early Onset, Amnestic Disorder, Amnestic Symptoms, Amnestic Mild Cognitive Disorder
Interventions
F-18 AV 1451, C-11 PiB
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 10, 2026, 8:10 PM 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 Sep 10, 2026, 8:10 PM EDT
Terminated Phase 1 Interventional

BIIB092 in Primary Tauopathies: CBS, nfvPPA, sMAPT, and TES

NCT03658135
View directory record Official record
Conditions
Primary Tauopathies, Corticobasal Degeneration Syndrome, Frontotemporal Lobar Degeneration With Tau Inclusions, MAPT Mutation Carriers, Symptomatic, Traumatic Encephalopathy Syndrome, Nonfluent Aphasia, Progressive
Interventions
BIIB092, Placebo
Drug · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
35 Years to 80 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Dec 18, 2019 · Synced Sep 10, 2026, 8:10 PM EDT
Recruiting Not applicable Interventional

Stimulating the Aging Brain Using Brain and Sensory Stimulation

NCT07650188
View directory record Official record
Conditions
Primary Progressive Aphasia
Interventions
tACS or multisensory stimulation
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
45 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2035
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Sep 10, 2026, 8:10 PM 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 Sep 10, 2026, 8:10 PM EDT