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ClinicalTrials.gov public records Last synced Jun 9, 2026, 11:57 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Primary Progressive Aphasia (PPA) Clear all
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 Jun 9, 2026, 11:57 PM EDT
Completed No phase listed Observational

Voices Of Individuals: Challenges and Experiences Of bvFTD

NCT04060082
View directory record Official record
Conditions
Frontotemporal Dementia, Frontotemporal Degeneration, Frontotemporal Dementia, Behavioral Variant, FTD
Interventions
Telephone Interview
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
3
States / cities
Baltimore, Maryland • Bethesda, Maryland • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 11, 2026 · Synced Jun 9, 2026, 11:57 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of [18F]MNI-777 PET as a Marker of Tau Pathology in Subjects With Tauopathies Compared to Healthy Subjects

NCT02103894
View directory record Official record
Conditions
Alzheimer's Disease (AD), Parkinson's Disease (PD), Chronic Traumatic Encephalopathy (CTE), Progressive Supranuclear Palsy (PSP), Frontal Temporal Dementia (FTD), Pick's Disease, Tauopathies
Interventions
[18F]T807 ([18F]MNI-777)
Drug
Lead sponsor
Molecular NeuroImaging
Other
Eligibility
18 Years to 85 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 15, 2016 · Synced Jun 9, 2026, 11:57 PM EDT
Terminated Phase 1 Interventional

Safety Study of rhASM Enzyme Replacement Therapy in Adults With Acid Sphingomyelinase Deficiency (Niemann-Pick Disease)

NCT00410566
View directory record Official record
Conditions
Acid Sphingomyelinase Deficiency, Niemann-Pick Disease
Interventions
rhASM
Drug
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
18 Years to 65 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 18, 2015 · Synced Jun 9, 2026, 11:57 PM EDT
Completed Not applicable Interventional Results available

Transcranial Direct Current Stimulation for Primary Progressive Aphasia

NCT02928848
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 2, 2021 · Synced Jun 9, 2026, 11:57 PM EDT
Completed No phase listed Observational

4 Repeat Tauopathy Neuroimaging Initiative

NCT01804452
View directory record Official record
Conditions
Progressive Supranuclear Palsy, Corticobasal Degeneration
Interventions
Observational Study
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
45 Years to 90 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
2
States / cities
San Francisco, California • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 7, 2025 · Synced Jun 9, 2026, 11:57 PM EDT
Completed No phase listed Observational

Feasibility of Passive Data Collection in Dementia Subjects With Agitation

NCT04413851
View directory record Official record
Conditions
Dementia, Alzheimer Disease, Vascular Dementia, Frontotemporal Dementia, Lewy Body Dementia, Mixed Dementia
Interventions
Not listed
Lead sponsor
HealthMode Inc.
Industry
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Tucson, Arizona • New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 16, 2021 · Synced Jun 9, 2026, 11:57 PM EDT
Not yet recruiting No phase listed Observational

A Wearable Sensor Platform for Remote Monitoring of Individuals on the Frontotemporal Dementia Spectrum

NCT07569367
View directory record Official record
Conditions
Frontotemporal Lobar Degeneration (FTLD), Frontotemporal Dementia (FTD), Corticobasal Degeneration, Corticobasal Syndrome (CBS)
Interventions
Not listed
Lead sponsor
BioSensics
Industry
Eligibility
40 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
2
States / cities
Lutherville, Maryland • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Jun 9, 2026, 11:57 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Neurofilament Surveillance Project (NSP)

NCT04516499
View directory record Official record
Conditions
Frontotemporal Dementia, Frontotemporal Lobar Degeneration, FTD-GRN, FTD, FTLD
Interventions
Not listed
Lead sponsor
The Bluefield Project to Cure Frontotemporal Dementia
Other
Eligibility
18 Years to 85 Years
Enrollment
342 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
8
States / cities
San Francisco, California • Jacksonville, Florida • Baltimore, Maryland + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Jun 9, 2026, 11:57 PM EDT
Recruiting Not applicable Interventional

Neurologic Stem Cell Treatment Study

NCT02795052
View directory record Official record
Conditions
Neurologic Disorders, Nervous System Diseases, Neurodegenerative Diseases, Neurological Disorders, Stroke, Traumatic Brain Injury, Cadasil, Chronic Traumatic Encephalopathy, Cerebral Infarction, Cerebral Ischemia, Cerebral Stroke, Cerebral Hemorrhage, Parkinson, Multi-System Degeneration, MSA - Multiple System Atrophy, Progressive Supranuclear Palsy, ALS, Amyotrophic Lateral Sclerosis, Neuropathy, Diabetic Neuropathies, Alzheimer Disease, Dementia, Frontotemporal Dementia, Lewy Body Disease, Cognitive Impairment, Lewy Body Variant of Alzheimer Disease
Interventions
Intravenous and Intranasal BMSC
Procedure
Lead sponsor
MD Stem Cells
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
2
States / cities
Westport, Connecticut • Coral Springs, Florida
Source: ClinicalTrials.gov public record
Updated Jun 5, 2025 · Synced Jun 9, 2026, 11:57 PM 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 Jun 9, 2026, 11:57 PM EDT
Completed Phase 4 Interventional Results available

Lithium As a Treatment to Prevent Impairment of Cognition in Elders

NCT03185208
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Lithium Carbonate, Placebo oral capsule
Drug
Lead sponsor
Ariel Gildengers, MD
Other
Eligibility
60 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Jun 9, 2026, 11:57 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

DC Longitudinal Study on Aging and Specimen Bank

NCT03702907
View directory record Official record
Conditions
Alzheimer Disease, Dementia, Mild Cognitive Impairment, Aging, Aging Disorder
Interventions
Not listed
Lead sponsor
Georgetown University
Other
Eligibility
45 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2027
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Oct 23, 2019 · Synced Jun 9, 2026, 11:57 PM EDT
Recruiting Phase 2 Interventional

Impact of Intensive Treatment of SBP on Brain Perfusion, Amyloid, and Tau (IPAT Study)

NCT05331144
View directory record Official record
Conditions
Cognitively Normal Older Adults, Hypertension, Subjective Cognitive Decline, Family History of Dementia
Interventions
Angiotensin II Receptor Blockers (ARBs, losartan) and Calcium Channel Blockers (CCB, amlodipine), PCP
Drug · Other
Lead sponsor
Rong Zhang
Other
Eligibility
60 Years to 85 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 4, 2025 · Synced Jun 9, 2026, 11:57 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

ALS Research Collaborative

NCT06885918
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis, ALS (Amyotrophic Lateral Sclerosis), ALS With Frontotemporal Dementia (ALS/FTD), Motor Neuron Disease, Motor Neuron Disease, Amyotrophic Lateral Sclerosis
Interventions
Not listed
Lead sponsor
ALS Therapy Development Institute
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2035
U.S. locations
1
States / cities
Watertown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 19, 2025 · Synced Jun 9, 2026, 11:57 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 Mar 27, 2025 · Synced Jun 9, 2026, 11:57 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Investigating Lysosomal Storage Diseases in Minority Groups

NCT02120235
View directory record Official record
Conditions
Lysosomal Storage Disorders, Gaucher Disease, Fabry Disease, Pompe Disease, Niemann-Pick Disease
Interventions
Not listed
Lead sponsor
O & O Alpan LLC
Other
Eligibility
1 Day to 100 Years
Enrollment
20,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 3, 2017 · Synced Jun 9, 2026, 11:57 PM EDT
Recruiting Phase 3 Interventional

A Study to Evaluate the Safety and Efficacy of Oral Nizubaglustat (AZ-3102) in Late-infantile and Juvenile Forms of Niemann-Pick Type C Disease, GM1 Gangliosidosis or GM2 Gangliosidosis

NCT07054515
View directory record Official record
Conditions
Niemann-Pick Type C Disease, GM1 Gangliosidosis, GM2 Gangliosidosis
Interventions
AZ-3102, Placebo
Drug
Lead sponsor
Azafaros A.G.
Industry
Eligibility
4 Years and older
Enrollment
147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
5
States / cities
Oakland, California • Minneapolis, Minnesota • Rochester, Minnesota + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Jun 9, 2026, 11:57 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Olfactory Deficits in Neurologic Disease

NCT05019014
View directory record Official record
Conditions
Alzheimer Disease, Traumatic Brain Injury, Amyotrophic Lateral Sclerosis, Frontotemporal Dementia, Lewy Body Disease, Mild Cognitive Impairment
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
201 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 23, 2021 · Synced Jun 9, 2026, 11:57 PM EDT
Recruiting No phase listed Observational

The Pre-symptomatic Familial Amyotrophic Lateral Sclerosis (Pre-fALS) Study

NCT00317616
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Not listed
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2037
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Jun 9, 2026, 11:57 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Longitudinal Imaging of Microglial Activation in Different Clinical Variants of Alzheimer's Disease

NCT04576793
View directory record Official record
Conditions
Alzheimer Disease
Interventions
11C-ER176, 18F-MK6240, 18F-Florbetaben, Lumbar Puncture
Drug · Procedure
Lead sponsor
Patrick Lao
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 2, 2025 · Synced Jun 9, 2026, 11:57 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Tau PET Imaging in Opioid Use Disorder

NCT05651516
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
18F-PI-2620 PET/CT
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 60 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Jun 9, 2026, 11:57 PM EDT
Not yet recruiting Phase 1 Interventional

AV-1980R (Tau Vaccine) in Preclinical Alzheimer's Disease (TAURUS-1980)

NCT07158905
View directory record Official record
Conditions
Alzheimer Disease, Preclinical Alzheimer's Disease
Interventions
AV-1980R 20 µg, AV-1980R 60 µg, AV-1980R 180 µg, Placebo
Biological · Other
Lead sponsor
Institute for Molecular Medicine
Other
Eligibility
65 Years to 80 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Boca Raton, Florida
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Jun 9, 2026, 11:57 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Care Planning for a Loved One With Dementia: Knowledge, Preparing for Decisions, and Emotions

NCT05165186
View directory record Official record
Conditions
Dementia, Dementia Frontotemporal, Dementia Alzheimers, Dementia, Mild, Dementia Moderate, Dementia Severe, Caregiver Burnout, Caregiver Stress Syndrome
Interventions
Video Intervention Arm
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 18, 2023 · Synced Jun 9, 2026, 11:57 PM EDT