Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 22, 2026, 3:31 AM EDT

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Showing 385–408 of 1,870 matching trials from the live ClinicalTrials.gov search.
Conditions
Depression, Mild Cognitive Impairment
Interventions
Donepezil, Placebo, Citalopram, Venlafaxine
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
55 Years to 95 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
2
States / cities
New York, New York • Durham, North Carolina
Not listed No phase listed Observational Accepts healthy volunteers

Implications of Amyloid Pathology

NCT00900770
Conditions
Alzheimer's Disease
Interventions
Not listed
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
60 Years to 90 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Mild Cognitive Impairment
Interventions
SAMSTAR, RAVLT
Other
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
55 Years to 84 Years
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Durham, North Carolina
Conditions
Castration-Resistant Prostatic Cancer, Metastatic Prostate Carcinoma, Recurrent Prostate Carcinoma, Stage IV Prostate Cancer, Hormone-Refractory Prostate Cancer
Interventions
GnRH agonist/antagonist, Prednisone, Abiraterone Acetate, Enzalutamide
Biological · Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Male only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2029
U.S. locations
5
States / cities
Los Angeles, California • Chicago, Illinois • New Orleans, Louisiana + 2 more
Recruiting No phase listed Observational Accepts healthy volunteers

OCT Angiography and NRAI in Dementia

NCT03761381
Conditions
Alzheimer Disease, Dementia, Mild Cognitive Impairment
Interventions
Optical Coherence Tomography Angiography (OCTA) Imaging, Noninvasive Retinal Amyloid Imaging (NRAI)
Device
Lead sponsor
Oregon Health and Science University
Other
Eligibility
55 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Alzheimer's Disease
Interventions
Photobiomodulation
Device
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
55 Years to 89 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Covid19, Cognitive Impairment
Interventions
AKL-T01, Control Group
Behavioral · Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Cerebrovascular Disease, Mild Cognitive Impairment
Interventions
Heart Health Intervention
Behavioral
Lead sponsor
Gregory Jicha, 323-5550
Other
Eligibility
55 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Lexington, Kentucky
Conditions
Mild Cognitive Impairment
Interventions
PEP, CCI
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
60 Years and older
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
2
States / cities
Rochester, New York
Withdrawn Not applicable Interventional Accepts healthy volunteers

Usability of a Website for People With Schizophrenia

NCT00177879
Conditions
Cognitive Deficits Related to Internet Use
Interventions
website comparison
Behavioral
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 68 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
MCI, Mild Cognitive Impairment, Mild Cognitive Impairment (MCI)
Interventions
Motivationally Enhanced Compensatory Cognitive Training for Mild Cognitive Impairment (ME-CCT-MCI), Brief Motivationally Enhanced Compensatory Cognitive Training for Mild Cognitive Impairment (bME-CCT-MCI)
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
65 Years to 84 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Alzheimer Disease, Frontotemporal Degeneration (FTD), Lewy Body Dementia (LBD), Vascular Contributions to Cognitive Impairment and Dementia (VCID), Mixed Etiology Dementias (MED), Mild Cognitive Impairment (MCI)
Interventions
Problem Solving Training
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
3
States / cities
College Station, Texas • Dallas, Texas • Edinburg, Texas
Not listed Phase 1Phase 2 Interventional Accepts healthy volunteers

Behavioral and Physiological Effects of Visual Training

NCT00526942
Conditions
Healthy
Interventions
SAAGE-designed, visual memory-based cognitive training
Behavioral
Lead sponsor
Posit Science Corporation
Industry
Eligibility
60 Years and older
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
San Francisco Bay Area, California
Conditions
Depression, Cognitive Decline
Interventions
Therapist-Assisted Internet Cognitive-Behavioral Therapy for Depression, Active Control
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
50 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
2
States / cities
Indianapolis, Indiana
Conditions
Insomnia, Alzheimers Disease Related Dementias
Interventions
CBTi with Application, CBTi, Sleep Hygiene Education
Combination Product · Behavioral
Lead sponsor
Penn State University
Other
Eligibility
60 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
University Park, Pennsylvania
Conditions
Subjective Cognitive Decline
Interventions
the DEMA-Pro intervention
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
50 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Postoperative Complications, Memory Disorders
Interventions
pulsatile saline lavage, carbon dioxide lavage
Device
Lead sponsor
Kinamed Incorporated
Industry
Eligibility
50 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Cognitive Dysfunction, Breast Cancer Survivors
Interventions
Exercise, Control
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 85 Years · Female only
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
La Jolla, California
Completed Not applicable Interventional Accepts healthy volunteers

Macronutrient Effects on Alzheimer's Disease (MEAL-2)

NCT02463084
Conditions
Prediabetic State, Insulin Resistance, Middle Age, Prehypertension, Mild Cognitive Impairment
Interventions
Low Diet, High Diet
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
45 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Alzheimer's Disease, Mild Cognitive Impairment
Interventions
florbetapir F 18
Drug
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
50 Years and older
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
8
States / cities
Scottsdale, Arizona • Tucson, Arizona • Costa Mesa, California + 5 more
Conditions
Cognitive Impairment, Traumatic Brain Injury
Interventions
repetitive Transcranial Magnetic Stimulation
Device
Lead sponsor
Hunter Holmes Mcguire Veteran Affairs Medical Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Cognition Disorders, HIV Infections
Interventions
Selegiline hydrochloride
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
15
States / cities
Los Angeles, California • San Diego, California • Honolulu, Hawaii + 10 more
Completed No phase listed Observational Accepts healthy volunteers

DELPHI in Subjects at Risk for Stroke and Dementia

NCT03884647
Conditions
Stroke, Hypertension, Diabete Mellitus, Dyslipidemias, Sleep Disorder, Smoking, Overweight and Obesity, Familial Alzheimer Disease, Atrial Fibrillation, Cardiac Disease, Cognitive Impairment, Transient Ischemic Attack
Interventions
DELPhI system
Device
Lead sponsor
QuantalX Neuroscience
Industry
Eligibility
50 Years to 75 Years
Enrollment
335 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
3
States / cities
Walnut Creek, California • Atlanta, Georgia • Norwood, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

The Aerobic & Cognitive Exercise Study

NCT02237560
Conditions
Mild Cognitive Impairment, Healthy
Interventions
Cybercycle-Game, Cybercyle-Tour, Game Only
Behavioral
Lead sponsor
Union College, New York
Other
Eligibility
50 Years and older
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
12
States / cities
Albany, New York • East Greenbush, New York • Guilderland, New York + 5 more