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Showing 1–24 of 102 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Tau PET scan Clear all
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of Flortaucipir PET in Healthy Volunteers and Cognitively Impaired Subjects

NCT01992380
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Flortaucipir F18, Brain PET scan
Drug · Procedure
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
50 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
2
States / cities
Newport Beach, California • New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 6, 2020 · Synced Sep 4, 2026, 3:22 AM EDT
Enrolling by invitation Phase 2 Interventional

Tau PET Outcomes With Anti-amyloid Immunotherapies

NCT06723015
View directory record Official record
Conditions
Cognitive Impairment, Mild, Dementia, Mild, Alzheimer Disease
Interventions
18F-AV-1451
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
50 Years to 90 Years
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 17, 2025 · Synced Sep 4, 2026, 3:22 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Tau Networks in Psychotic Alzheimer's Disease

NCT05847192
View directory record Official record
Conditions
Alzheimer Disease, Alzheimer Disease With Delusions, Alzheimer Disease With Psychosis
Interventions
[18F]-PI2620 PET scan
Diagnostic Test
Lead sponsor
Northwell Health
Other
Eligibility
65 Years to 85 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
1
States / cities
Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Sep 4, 2026, 3:22 AM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

R21 Roche: 3-Way Tau Tracers in AD

NCT05464368
View directory record Official record
Conditions
Alzheimer Disease
Interventions
[18F]RO-948, 18F-MK6240, 18F-GTP1
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years to 100 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 4, 2026, 3:22 AM EDT
Completed Phase 1 Interventional Results available

Tau Imaging in Professional Fighters

NCT02278354
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Flortaucipir F18, Brain PET scan
Drug · Procedure
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
18 Years and older · Male only
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Sep 9, 2020 · Synced Sep 4, 2026, 3:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Synaptic Injury and Functional Connectivity in Alzheimer's Disease

NCT03300726
View directory record Official record
Conditions
Alzheimer Disease, Late Onset
Interventions
CSF analysis, Functional MRI
Diagnostic Test · Radiation
Lead sponsor
Ohio State University
Other
Eligibility
60 Years to 95 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 27, 2021 · Synced Sep 4, 2026, 3:22 AM EDT
Completed No phase listed Observational

Long-Term Effects of Repetitive, Low-Level Blast Exposure on Special Operations Forces Service Members

NCT05183087
View directory record Official record
Conditions
Traumatic Brain Injury, Blast Injuries
Interventions
3T Connectome MRI, 7 Tesla MRI, TSPO PET, Tau PET, Cognitive and Behavioral Assessments, Blood Biomarkers
Diagnostic Test
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
25 Years to 45 Years · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 3, 2023 · Synced Sep 4, 2026, 3:22 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Exploratory Evaluation of Flortaucipir Injection in Healthy Volunteers and Cognitively Impaired Subjects

NCT04474405
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Flortaucipir F18, Brain PET Scan, Whole body PET scan, Florbetapir F 18, Brain MRI
Drug · Procedure
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
20 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
2
States / cities
Cypress, California • Newport Beach, California
Source: ClinicalTrials.gov public record
Updated Sep 24, 2020 · Synced Sep 4, 2026, 3:22 AM EDT
Recruiting Phase 3 Interventional

[18F]PI-2620 Phase 3 Histopathological Study

NCT05641688
View directory record Official record
Conditions
Alzheimer Disease
Interventions
[18F]PI-2620
Drug
Lead sponsor
Lantheus Biosciences Ltd.
Industry
Eligibility
50 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
25
States / cities
Phoenix, Arizona • Sun City, Arizona • Los Angeles, California + 22 more
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Sep 4, 2026, 3:22 AM EDT
Enrolling by invitation Phase 4 Interventional

Longitudinal Imaging Biomarkers of Disease Progression in DLB

NCT03582488
View directory record Official record
Conditions
Lewy Body Disease
Interventions
18F-Flortaucipir
Drug
Lead sponsor
Kejal Kantarci
Other
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
2
States / cities
Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Sep 4, 2026, 3:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

SHARE(D) Stage II: Alzheimer's Risk Disclosure Protocol Piloting

NCT04309500
View directory record Official record
Conditions
Mild Cognitive Impairment, Healthy Aging
Interventions
Personalized DAT Risk Disclosure Protocol
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
65 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 15, 2023 · Synced Sep 4, 2026, 3:22 AM EDT
Completed Phase 1 Interventional

Tau PET Imaging in Atypical Dementias

NCT03283449
View directory record Official record
Conditions
Primary Progressive Aphasia With Suspected Alzheimer's Disease
Interventions
18F-AV-1451, PET
Drug · Device
Lead sponsor
University of Chicago
Other
Eligibility
20 Years to 100 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 5, 2025 · Synced Sep 4, 2026, 3:22 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Evaluation of [18F]MNI-815 as a Potential PET Radioligand for Imaging Tau Protein in the Brain of Patients With Tauopathies

NCT02531360
View directory record Official record
Conditions
Alzheimer's Disease (AD), Progressive Supranuclear Palsy (PSP), Cortical Basal Syndrome (CBS), Frontal Temporal Dementia (FTD)
Interventions
[18F]MNI-815 (MNI-815)
Drug
Lead sponsor
Molecular NeuroImaging
Other
Eligibility
50 Years to 90 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 15, 2016 · Synced Sep 4, 2026, 3:22 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Molecular Anatomic Imaging Analysis of Tau in Progressive Supranuclear Palsy

NCT02605785
View directory record Official record
Conditions
Progressive Supranuclear Palsy
Interventions
F-18 AV 1451
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
35 Years and older
Enrollment
332 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2030
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Sep 4, 2026, 3:22 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Imaging [18F]PI-2620 and [18F]Florbetaben in Military Service Members With Blast Related Mild Traumatic Brain Injury

NCT05337774
View directory record Official record
Conditions
Mild Traumatic Brain Injury
Interventions
[18F]PI-2620
Drug
Lead sponsor
Lantheus Biosciences Ltd.
Industry
Eligibility
25 Years to 54 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 13, 2024 · Synced Sep 4, 2026, 3:22 AM EDT
Completed Phase 1 Interventional Results available

Flortaucipir PET Imaging in Subjects With FTD

NCT03040713
View directory record Official record
Conditions
Frontotemporal Dementia
Interventions
Flortaucipir F18, Brain PET scan
Drug · Procedure
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
3
States / cities
La Jolla, California • San Francisco, California • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 24, 2020 · Synced Sep 4, 2026, 3:22 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

University of Pittsburgh Brain Health Initiative

NCT04708613
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Cognitive/Neuropsychological Testing, Vestibular/Ocular-Motor Testing, Sleep Evaluation, MRI, High-Resolution, Health & Physical Exam, Physical Function, Blood Testing and Biomarker Analysis, Applanation Tonometry, PET brain imaging, [C-11]6-OH-BTA-1, [F-18]AV-1451
Diagnostic Test · Drug
Lead sponsor
David Okonkwo, MD, PhD
Other
Eligibility
29 Years to 59 Years · Male only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 21, 2026 · Synced Sep 4, 2026, 3:22 AM EDT
Completed No phase listed Observational

The GBA Multimodal Study in Parkinson's Disease

NCT04101968
View directory record Official record
Conditions
Parkinson Disease, GBA Gene Mutation, Gaucher Disease
Interventions
PET scan, neuroQWERTY
Diagnostic Test
Lead sponsor
Pacific Parkinson's Research Centre
Other
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
2
States / cities
Portland, Oregon • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 4, 2026, 3:22 AM EDT
Withdrawn Phase 2 Interventional

F 18 T807 Tau PET Imaging of Frontotemporal Dementia (FTD)

NCT02707978
View directory record Official record
Conditions
Alzheimer Disease
Interventions
F 18 T807
Drug
Lead sponsor
Tammie L. S. Benzinger, MD, PhD
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 12, 2024 · Synced Sep 4, 2026, 3:22 AM EDT
Recruiting Phase 4 Interventional

Longitudinal Multi-Modality Imaging in Progressive Apraxia of Speech

NCT01818661
View directory record Official record
Conditions
PPA, Non-fluent Aphasia, Apraxia of Speech, Primary Progressive Non-fluent Aphasia, Primary Progressive Aphasia
Interventions
AV-1451
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 11, 2025 · Synced Sep 4, 2026, 3:22 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Phase 0 Evaluation of [18F]MNI-958 as a Potential PET Radioligand for Imaging Tau Protein in the Brain

NCT03058965
View directory record Official record
Conditions
Alzheimer Disease, Healthy Volunteers, Progressive Supranuclear Palsy
Interventions
[18F]MNI-958, [18F]Florbetapir, DaTscan
Drug
Lead sponsor
Molecular NeuroImaging
Other
Eligibility
50 Years to 90 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 24, 2019 · Synced Sep 4, 2026, 3:22 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Test-retest Evaluation of [18F]MNI-958 PET

NCT03545789
View directory record Official record
Conditions
Healthy Volunteers, Alzheimer Disease, Progressive Supranuclear Palsy
Interventions
[18F]MNI-958
Drug
Lead sponsor
Invicro
Other
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 16, 2020 · Synced Sep 4, 2026, 3:22 AM EDT
Completed Phase 3 Interventional Results available

18F-AV-1451 Autopsy Study

NCT02516046
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Flortaucipir F18, PET Scan
Drug · Procedure
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
50 Years and older
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
30
States / cities
Phoenix, Arizona • Los Gatos, California • Newport Beach, California + 23 more
Source: ClinicalTrials.gov public record
Updated Sep 6, 2020 · Synced Sep 4, 2026, 3:22 AM EDT
Enrolling by invitation Phase 2 Interventional Accepts healthy volunteers

Neuroimaging Study

NCT03618186
View directory record Official record
Conditions
Cognitive Impairment
Interventions
Tau PET scan
Combination Product
Lead sponsor
Mayo Clinic
Other
Eligibility
30 Years and older
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2030
U.S. locations
2
States / cities
Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Sep 4, 2026, 3:22 AM EDT