Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jun 7, 2026, 7:49 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–19 of 19 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Recruiting No phase listed Observational Accepts healthy volunteers

Tau PET in Imaging and Cognition: Healthy Adults From 55-90

NCT03372317
Conditions
Mild Cognitive Impairment, Aging
Interventions
18F-MK-6240
Drug
Lead sponsor
Yaakov Stern
Other
Eligibility
55 Years to 90 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2027
U.S. locations
1
States / cities
New York, New York
Recruiting Phase 1 Interventional Accepts healthy volunteers

Exploring the Utility of [18F]3F4AP for Demyelination Imaging

NCT06999434
Conditions
Demyelinating Disorders, MCI, Alzheimer's Disease (AD), MS (Multiple Sclerosis), SCI - Spinal Cord Injury, Spinal Radiculopathy
Interventions
[ 18F]3F4AP, [18F]MK6240, [11C]PIB
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 90 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Early Phase 1 Interventional Accepts healthy volunteers

Phase 1 Evaluation of [18F]MK-6240 PET as an Imaging Marker for Tau Protein

NCT03071224
Conditions
Alzheimer Disease, Healthy Volunteers
Interventions
[18F] MNI-946, [18F]Florbetapir
Drug
Lead sponsor
Invicro
Other
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Imaging Tau in Alzheimer's Disease and Normal Aging

NCT03373604
Conditions
Alzheimer Disease
Interventions
18F-MK-6240, Lumbar Puncture (optional)
Drug · Procedure
Lead sponsor
Patrick Lao
Other
Eligibility
50 Years to 100 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
New York, New York
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Study of Tau Imaging With the Use of [18F]MK-6240 Tracer

NCT04104659
Conditions
Alzheimer Disease
Interventions
MK 6240
Drug
Lead sponsor
Tammie L. S. Benzinger, MD, PhD
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
St Louis, Missouri
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Head-to-Head Harmonization of Tau Tracers in Alzheimer's Disease

NCT05361382
Conditions
Alzheimer Disease
Interventions
18F-Flortaucipir radiopharmaceutical, 18F-MK-6240 radiopharmaceutical, Amyloid-β radiopharmaceutical (11C-PiB or 18F-Florbetaben or 18F-NAV-4694 or 18F-Flutemetamol)
Drug
Lead sponsor
Tharick Pascoal
Other
Eligibility
18 Years to 90 Years
Enrollment
822 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
7
States / cities
Berkeley, California • San Francisco, California • Rochester, Minnesota + 4 more
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
Withdrawn Not applicable Interventional Accepts healthy volunteers

Tau Tracer Comparison in Healthy Controls and Alzheimer's Disease Patients

NCT03939780
Conditions
Healthy, Alzheimer Disease
Interventions
[F18]RO-948, [F18]MK-6240, [F18]AV1451
Diagnostic Test
Lead sponsor
Johns Hopkins University
Other
Eligibility
50 Years to 100 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

BioFINDER-Brown: Examination of Alzheimer's Disease Biomarkers

NCT05457998
Conditions
Alzheimer Disease, Mild Cognitive Impairment, Dementia
Interventions
Flutemetamol F18 Injection, [18F]-RO6958948 Injection, [18F]-MK-6240 Injection
Diagnostic Test
Lead sponsor
Butler Hospital
Other
Eligibility
50 Years to 80 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Providence, Rhode Island
Conditions
Down Syndrome
Interventions
[18F]MK-6240
Biological
Lead sponsor
LuMind IDSC Foundation
Other
Eligibility
35 Years to 55 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Alzheimer Disease
Interventions
18F-MK-6240, 11C-PIB
Drug
Lead sponsor
José A. Luchsinger
Other
Eligibility
60 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
New York, New York
Conditions
Mild Cognitive Impairment, Alzheimer Disease
Interventions
Active tPBM-2.0, Sham tPBM-2.0, 18F-MK-6240
Device · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
65 Years to 85 Years
Enrollment
196 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
3
States / cities
Boston, Massachusetts • New York, New York • Orangeburg, New York
Enrolling by invitation Phase 2 Interventional Accepts healthy volunteers

Tau PET Imaging in the Northern Manhattan Study of Metabolism and Mind.

NCT03389100
Conditions
Diabetes Mellitus, Type 2, Pre-diabetes
Interventions
18F-MK6240 injection
Drug
Lead sponsor
Columbia University
Other
Eligibility
55 Years to 69 Years
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2026
U.S. locations
1
States / cities
New York, New York
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

R21 Roche: 3-Way Tau Tracers in AD

NCT05464368
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
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Alzheimer's Disease Neuroimaging Initiative 4

NCT05617014
Conditions
Mild Cognitive Impairment, Alzheimer Disease, Dementia
Interventions
Neuraceq, Amyvid, Tauvid, MK-6240, NAV4694, PI-2620
Radiation
Lead sponsor
University of Southern California
Other
Eligibility
55 Years to 90 Years
Enrollment
1,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
59
States / cities
Birmingham, Alabama • Phoenix, Arizona • Sun City, Arizona + 45 more
Conditions
Alzheimer Disease (AD)
Interventions
[18F]GTP1, [18F]PI-2620, [18F]MK-6240
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
50 Years to 90 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Alzheimer's PET Imaging in Racially/Ethnically Diverse Adults

NCT03706261
Conditions
Alzheimer Disease
Interventions
18F-MK-6240, 18F-Florbetaben
Drug
Lead sponsor
Adam Brickman
Other
Eligibility
35 Years to 85 Years
Enrollment
145 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
New York, New York
Conditions
Alzheimer Disease, Early Onset
Interventions
Neuronavigation-guided single-element focused ultrasound transducer, Lumason, Magnetic Resonance Imaging (MRI) with or without gadolinium contrast agents, Positron Emission Tomography (PET), Amyvid, MK-6240, Dotarem, Blood draw, UR5e, Urine test
Device · Drug · Other + 2 more
Lead sponsor
Columbia University
Other
Eligibility
50 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2028
U.S. locations
1
States / cities
New York, New York
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Longitudinal Evaluation of a Radiotracer for Use in Tau Tracking

NCT03919669
Conditions
Alzheimer Disease, Mild Cognitive Impairment
Interventions
All Subjects
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
50 Years to 85 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Madison, Wisconsin