Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 8, 2026, 4:20 AM EDT

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Showing 1–7 of 7 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Alzheimer's Disease
Interventions
Semorinemab, Placebo, [18F]GTP1
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
50 Years to 80 Years
Enrollment
457 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
43
States / cities
Birmingham, Alabama • Glendale, California • Irvine, California + 39 more
Conditions
Alzheimer's Disease
Interventions
[18F]GTP1
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
50 Years to 85 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
16
States / cities
New Haven, Connecticut • Stamford, Connecticut • Fort Myers, Florida + 13 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
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
Conditions
Neuroendocrine Tumors, Carcinoid Tumors, Adrenal Gland Tumors, Neuroblastoma, Pancreatic Neuroendocrine Tumors, Multiple Endocrine Neoplasia
Interventions
pertuzumab, erlotinib
Drug
Lead sponsor
Pamela L. Kunz
Other
Eligibility
Not listed
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Stanford, California
Conditions
Alzheimer's Disease
Interventions
Semorinemab, Placebo, [18F]GTP1
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
50 Years to 85 Years
Enrollment
272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
31
States / cities
Garden Grove, California • Los Alamitos, California • Palo Alto, California + 28 more
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of the Biodistribution and Safety of [18F]GTP1 in Healthy Japanese Participants

NCT04394845
Conditions
Alzheimer Disease
Interventions
[18F]GTP1
Diagnostic Test
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
New Haven, Connecticut