Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Nov 1, 2026, 8:25 PM EST

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Showing 721–744 of 844 matching trials from the live ClinicalTrials.gov search.
Conditions
Mild Traumatic Brain Injury, Moderate Traumatic Brain Injury, Mild Cognitive Impairment
Interventions
No Intervention is used for this study but all subjects will be asked to complete electroencephalogram (EEG) testing and an MRI scan., No intervention is used for this study but all subjects will be asked to complete a venous blood draw procedure and a lumbar puncture procedure.
Device · Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
30 Years to 90 Years
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
HIV, Mild Neurocognitive Disorder
Interventions
Transcranial direct current stimulation, Cognitive training, Sham transcranial direct current stimulation
Device · Procedure
Lead sponsor
Nova Southeastern University
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Fort Lauderdale, Florida
Conditions
Alzheimer Disease
Interventions
11C-ER176, 18F-MK6240, 18F-Florbetaben, Lumbar Puncture
Drug · Procedure
Lead sponsor
Columbia University
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
New York, New York
Enrolling by invitation Phase 4 Interventional Accepts healthy volunteers

Imaging of Brain Amyloid Plaques in the Aging Population

NCT00950430
Conditions
Alzheimer's Disease, Dementia With Lewy Bodies, Frontotemporal Dementia, Vascular Dementia
Interventions
Pittsburgh Compound B (C-11 PiB), F-18 FDG, Tau (18-F-AV-1451)
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
30 Years to 100 Years
Enrollment
8,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Active, not recruiting Phase 1 Interventional

rTMS in Older Adults With MCI and AUD

NCT05896332
Conditions
Alcohol Use Disorder, Mild Cognitive Impairment, Transcranial Magnetic Stimulation
Interventions
Active, Open Label iTBS-rTMS
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
60 Years to 85 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Charleston, South Carolina
Conditions
Alzheimer's Disease, Mild Cognitive Impairment
Interventions
Exendin-4 SC, Placebo SC
Drug
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
60 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Mild Cognitive Impairment, Mild Alzheimer's Disease
Interventions
AZD5213, Placebo
Drug · Other
Lead sponsor
AstraZeneca
Industry
Eligibility
50 Years to 85 Years
Enrollment
164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
13
States / cities
Phoenix, Arizona • Indio, California • Lomita, California + 10 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Enhancing Cognitive Control in Mild Cognitive Impairment Via Non-invasive Brain Stimulation

NCT04647032
Conditions
Mild Cognitive Impairment
Interventions
Transcranial alternating current stimulation
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
60 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
San Francisco, California
Conditions
Mild Cognitive Impairment (MCI)
Interventions
Memory Support System, Brain Health Education
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
55 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New York, New York
Recruiting Not applicable Interventional

Percepta for Cognitive Optimization

NCT07612449
Conditions
Mild Cognitive Impairment (MCI), Memory
Interventions
Percepta, Placebo
Dietary Supplement
Lead sponsor
Cerebrum DAO Association
Other
Eligibility
40 Years to 85 Years
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Wilmington, Delaware
Conditions
Brain Imaging, Mild Cognitive Impairment, Alzheimer Disease, Deep Brain Stimulation
Interventions
Excitation, Inhibition
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
55 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Mild Cognitive Impairment (MCI)
Interventions
AI-Supported Cognitive Rehabilitation
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
65 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Pasadena, California
Conditions
Mild Cognitive Impairment
Interventions
Personalized cognitive-sensorimotor VR/MR training, Standard of Care
Other
Lead sponsor
Kessler Foundation
Other
Eligibility
65 Years to 85 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
West Orange, New Jersey
Conditions
Cognitive Dysfunction, Memory Disorders in Old Age
Interventions
Active Theta Burst Stimulation, Sham Theta Burst Stimulation
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
55 Years to 100 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Mild Cognitive Disorder, Mild Cognitive Impairment
Interventions
Exelon [rivastigmine] transdermal patch, Placebo transdermal patch
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
55 Years to 85 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Glioma, Mixed, Mild Neurocognitive Disorder, Brain Tumor
Interventions
C-SMART
Behavioral
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Early Alzheimer's Disease
Interventions
Lecanemab IV, Placebo, Lecanemab SC
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
50 Years to 90 Years
Enrollment
1,906 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
112
States / cities
Phoenix, Arizona • Sun City, Arizona • Tucson, Arizona + 82 more
Not yet recruiting Not applicable Interventional

Sleep Interventions and Neurocognitive Outcomes

NCT05987007
Conditions
Sleep Disturbance, Amnestic Mild Cognitive Impairment
Interventions
Acoustic slow-wave activity enhancement, Cognitive behavioral therapy for insomnia
Device · Behavioral
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
60 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Cognitive Screening and Cognitive Training in Seniors

NCT02588209
Conditions
Mild Cognitive Impairment
Interventions
Strategic Memory Advanced Reasoning Training, Brain Health Workshop
Behavioral
Lead sponsor
The University of Texas at Dallas
Other
Eligibility
50 Years to 80 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Dallas, Texas
Completed Not applicable Interventional Accepts healthy volunteers Results available

Prevention of Depression in Spouses of People With Cognitive Impairment

NCT00321971
Conditions
Depression
Interventions
PST-MCI/AD Caregiving, NT-MCI/AD Caregiving
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Conditions
Mild Cognitive Impairment, Alzheimer's Disease, Alzheimer's Disease, Early Onset, Memory Loss, Memory Disorders, Memory Impairment
Interventions
Biomarker Data Collection, MK6240
Other · Radiation
Lead sponsor
GAP Innovations, PBC
Industry
Eligibility
60 Years to 90 Years
Enrollment
1,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
22
States / cities
Atlantis, Florida • Aventura, Florida • Clermont, Florida + 19 more
Conditions
Alzheimer's Disease
Interventions
CHF 5074 1x, CHF 5074 2x, CHF 5074 3x
Drug
Lead sponsor
Chiesi Farmaceutici S.p.A.
Industry
Eligibility
18 Years to 79 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
4
States / cities
Eatontown, New Jersey • Monroe Twp, New Jersey • Toms River, New Jersey + 1 more
Conditions
Cognition Disorders in Old Age, Mild Cognitive Impairment, Cognitive Decline
Interventions
Niagen, Placebo Comparator
Dietary Supplement
Lead sponsor
Steven E Arnold, MD
Other
Eligibility
60 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Charlestown, Massachusetts
Conditions
Alzheimer's Disease, Mild Cognitive Impairment
Interventions
Donepezil, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
55 Years to 85 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
8
States / cities
Long Beach, California • Hallandale, Florida • Lady Lake, Florida + 5 more