Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 21, 2026, 3:56 PM EDT

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Showing 217–240 of 1,870 matching trials from the live ClinicalTrials.gov search.
Conditions
Cognitive Impairment
Interventions
Meditative Movement
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
45 Years and older · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Pomona, California
Conditions
Depression, Delirium, Seizures, Cognitive Disorders
Interventions
Ketamine, Electroconvulsive Therapy
Drug · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Parkinson Disease
Interventions
Neural recordings and stimulation
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
40 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Dementia, Dementia Alzheimers
Interventions
Not listed
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
65 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Waco, Texas
Conditions
Mild Cognitive Impairment, So Stated
Interventions
AL-108, Placebo
Drug
Lead sponsor
Allon Therapeutics
Industry
Eligibility
55 Years to 85 Years
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
17
States / cities
Peoria, Arizona • Garden Grove, California • National City, California + 13 more
Conditions
Cognitive Dysfunction
Interventions
DHA, Placebo
Drug
Lead sponsor
Carol Fabian, MD
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
2
States / cities
Decatur, Illinois • Kansas City, Kansas
Completed No phase listed Observational Accepts healthy volunteers

Peri-Anesthetic Imaging of Cognitive Dysfunction

NCT01322672
Conditions
Postoperative Cognitive Dysfunction, Delirium, Dementia, Neurotoxicity
Interventions
Not listed
Lead sponsor
Vanderbilt University
Other
Eligibility
65 Years to 95 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Cognitive Dysfunction
Interventions
digital cognitive testing
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
65 Years and older
Enrollment
25,240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Mild Cognitive Impairment
Interventions
Growth Hormone Releasing Hormone (GHRH), Placebo Growth Hormone Releasing Hormone
Drug
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
55 Years to 85 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Galveston, Texas
Conditions
Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorder
Interventions
Family-Directed Cognitive Adaptation Program
Behavioral
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2015
U.S. locations
2
States / cities
Boston, Massachusetts • Jamaica Plain, Massachusetts
Conditions
Age Related Cognitive Decline
Interventions
PATH neurotraining, Orientation Discrimination
Behavioral
Lead sponsor
Perception Dynamics Institute
Industry
Eligibility
55 Years to 75 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
2
States / cities
La Jolla, California • Solana Beach, California
Conditions
Depression, Intracranial Atherosclerosis, Coronary Artery Disease
Interventions
Not listed
Lead sponsor
Yale University
Other
Eligibility
40 Years and older
Enrollment
169 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
2
States / cities
New Haven, Connecticut • Baltimore, Maryland
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Brain Health Virtual Reality Study

NCT06124339
Conditions
Aging, Aging Problems, Memory Loss, Memory Impairment, Memory Disorders in Old Age, Memory Disorder, Spatial, Memory Disorders, Mild Cognitive Impairment, Cognitive Decline, Cognitive Change, Cognition Disorders in Old Age
Interventions
Physical Activity, Cognitive Activity (VR), Physical and Cognitive Activity
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
50 Years to 85 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
1
States / cities
San Diego, California
Terminated Not applicable Interventional Results available

Napping, Sleep, Cognitive Decline and Risk of Alzheimer's Disease

NCT03256539
Conditions
Sleep, Alzheimer Disease, Cognitive Impairment, Aging, CBT
Interventions
Sleep intervention, Placebo intervention
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
65 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
San Francisco, California
Conditions
Alzheimer Disease, Dementia, Brain Diseases, Central Nervous System Diseases, Cognitive Impairment
Interventions
No Intervention, donanemab
Other · Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
60 Years to 90 Years
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
23
States / cities
Phoenix, Arizona • Irvine, California • Bradenton, Florida + 19 more
Completed No phase listed Observational Results available

Cognition and Smoking Relapse (HCS)

NCT03169101
Conditions
Smoking Cessation
Interventions
Nicotine patch, Behavioral counseling
Drug · Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
274 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Cognitive Impairment
Interventions
Group 1, Group 2, Group 3, Group 4
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
65 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
2
States / cities
San Francisco, California
Conditions
Alzheimer's Disease (Incl Subtypes), Dementia, Mild Cognitive Impairment
Interventions
Dance Group, Non-Group Dance, Social Group, No Contact
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
60 Years to 85 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Ischemic Stroke
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Not listed Not applicable Interventional Accepts healthy volunteers

Aprepitant to Mitigate Opioids' Cognitive Side Effects

NCT02226601
Conditions
Cognitive Dysfunction
Interventions
Aprepitant, Placebo
Drug
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2014
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Mild Cognitive Impairment
Interventions
Aerobic exercise, Stretching
Behavioral
Lead sponsor
University of Delaware
Other
Eligibility
60 Years to 90 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Newark, Delaware
Conditions
Mild Cognitive Impairment, Older Adults, Neurological Injury
Interventions
Dance-based exergaming
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
65 Years to 90 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Cognitive Dysfunction
Interventions
Whole-practice cognitive optimization
Other
Lead sponsor
National University of Natural Medicine
Other
Eligibility
60 Years and older
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Encinitas, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Vascular Mechanisms for the Effects of Loss of Ovarian Hormone Function on Cognition in Women

NCT02122198
Conditions
Cognitive Impairment, Executive Dysfunction, Endothelial Dysfunction, Cardiovascular Disease
Interventions
Leuprolide acetate, Estradiol, Medroxyprogesterone, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years to 60 Years · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
2
States / cities
Aurora, Colorado • Boulder, Colorado