Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 29, 2026, 7:55 AM EDT

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Showing 433–456 of 1,624 matching trials from the live ClinicalTrials.gov search.
Completed No phase listed Observational Accepts healthy volunteers

PET Scan of Brain Metabolism in Relation to Age and Disease

NCT00001972
Conditions
Alzheimer's Disease, Brain Neoplasm, Niemann Pick Disease
Interventions
15 O Water
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
123 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1994 – 2002
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Alzheimer's Disease
Interventions
Mifepristone
Drug
Lead sponsor
Corcept Therapeutics
Industry
Eligibility
Not listed
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
21
States / cities
Mesa, Arizona • Peoria, Arizona • Fountain Valley, California + 17 more
Conditions
Agitation in Patients With Dementia of the Alzheimer's Type, Alzheimer Disease, Agitation, Psychomotor
Interventions
AXS-05 (dextromethorphan-bupropion), Placebo
Drug
Lead sponsor
Axsome Therapeutics, Inc.
Industry
Eligibility
65 Years to 90 Years
Enrollment
456 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
45
States / cities
Peoria, Arizona • Tempe, Arizona • Long Beach, California + 35 more
Conditions
Alzheimer Disease, Chronic Traumatic Encephalopathy
Interventions
[F-18]Flornaptitril
Drug
Lead sponsor
CereMark Pharma, LLC
Industry
Eligibility
45 Years and older
Enrollment
230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Evanston, Illinois
Conditions
Alzheimer Disease, Dementia, Music Therapy
Interventions
Preferred Music, Nature Sounds
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
55 Years to 90 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Not applicable Interventional

CATIE-Alzheimer's Disease Trial

NCT00015548
Conditions
Alzheimer's Disease
Interventions
Olanzapine, Quetiapine, Risperidone, Citalopram
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2004
U.S. locations
34
States / cities
Tuscaloosa, Alabama • Irvine, California • Los Angeles, California + 29 more
Conditions
Parkinson Disease, Alzheimer Disease
Interventions
[18F] CFPyPB
Drug
Lead sponsor
Institute for Neurodegenerative Disorders
Other
Eligibility
18 Years to 90 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
New Haven, Connecticut
Recruiting Not applicable Interventional Accepts healthy volunteers

Gamma Frequency Stimulation in Individuals With Down Syndrome

NCT05196984
Conditions
Down Syndrome
Interventions
GENUS device (Active Settings), GENUS device (Sham Settings)
Device
Lead sponsor
Massachusetts Institute of Technology
Other
Eligibility
25 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Cambridge, Massachusetts
Conditions
Alzheimer Disease
Interventions
atomoxetine hydrochloride, placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
55 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
3
States / cities
Sherman Oaks, California • Rochester, New York • Wichita Falls, Texas
Conditions
Alzheimer's Disease
Interventions
TB006, Placebo
Drug
Lead sponsor
TrueBinding, Inc.
Industry
Eligibility
50 Years and older
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
18
States / cities
Garden Grove, California • San Diego, California • Delray Beach, Florida + 10 more
Completed Not applicable Interventional Accepts healthy volunteers

Plasticity-based Adaptive Cognitive Remediation for Alzheimer Disease

NCT02331784
Conditions
Older Adults, Aging Brain
Interventions
Computerized Plasticity-based Software, Commercially available Video Game
Behavioral
Lead sponsor
Posit Science Corporation
Industry
Eligibility
65 Years to 79 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Iowa City, Iowa
Recruiting Not applicable Interventional Accepts healthy volunteers

TMS for Cognitive Decline in Aging and Preclinical AD

NCT06956300
Conditions
Prodromal Alzheimer's Disease, Preclinical Alzheimer's Disease, Healthy Aging, Cognitive Decline
Interventions
Active rTMS, Sham rTMS
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
40 Years to 99 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Agitation in Patients With Dementia of the Alzheimer's Type
Interventions
AVP-786
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
50 Years to 90 Years
Enrollment
1,197 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2024
U.S. locations
171
States / cities
Chandler, Arizona • Phoenix, Arizona • Scottsdale, Arizona + 103 more
Conditions
Alzheimer Disease
Interventions
low intensity focused ultrasound (LIFU)
Device
Lead sponsor
Ali Rezai
Other
Eligibility
45 Years to 85 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Morgantown, West Virginia
Conditions
Alzheimer's Disease
Interventions
Lecanemab 2.5 mg/kg, Lecanemab 5.0 mg/kg, Lecanemab 10 mg/kg, Placebo
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
50 Years to 90 Years
Enrollment
856 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2024
U.S. locations
91
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 70 more
Conditions
Alzheimer Disease, Early Onset, Alzheimer Disease, Alzheimer Disease, Late Onset, Dementia, Alzheimer Type, Logopenic Progressive Aphasia, Primary Progressive Aphasia, Visuospatial/Perceptual Abilities, Posterior Cortical Atrophy, Executive Dysfunction, Corticobasal Degeneration, Ideomotor Apraxia
Interventions
Not listed
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years to 85 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Completed Phase 2 Interventional Accepts healthy volunteers

DHA Brain Delivery Trial

NCT03613844
Conditions
Brain DHA Delivery and Alzheimer's Disease Risk
Interventions
DHA, Placebo
Drug
Lead sponsor
University of Southern California
Other
Eligibility
55 Years to 80 Years
Enrollment
365 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

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

NCT04309500
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
Conditions
Alzheimer Disease, Dementia
Interventions
MPC-7869
Drug
Lead sponsor
Myrexis Inc.
Industry
Eligibility
55 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
23
States / cities
Phoenix, Arizona • Tucson, Arizona • Costa Mesa, California + 20 more
Recruiting No phase listed Observational Accepts healthy volunteers

Tau Networks in Psychotic Alzheimer's Disease

NCT05847192
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
Recruiting No phase listed Observational Accepts healthy volunteers

DC Longitudinal Study on Aging and Specimen Bank

NCT03702907
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
Conditions
Alzheimer Disease
Interventions
Seltorexant, Placebo
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
55 Years to 85 Years
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
25
States / cities
Tempe, Arizona • Lafayette, California • Homestead, Florida + 12 more
Conditions
Cognition, Cognition Disorders, Cognition - Other, Dementia, Alzheimer Disease, Memory, Neurocognition
Interventions
Voice-based Cognitive Testing
Diagnostic Test
Lead sponsor
The Neurology Center of Southern California
Other
Eligibility
18 Years to 100 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Carlsbad, California
Conditions
Psychosis Associated With Alzheimer's Disease
Interventions
ML-007C-MA, Placebo
Drug
Lead sponsor
MapLight Therapeutics
Industry
Eligibility
55 Years to 90 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
37
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Tucson, Arizona + 30 more