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ClinicalTrials.gov public records Last synced Oct 29, 2026, 11:12 PM EDT

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Showing 889–912 of 1,884 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Impaired Cognition Clear all
Completed Phase 2 Interventional Results available

Low-Dose Ibuprofen in Improving Cognitive Impairment in Patients With Cancer

NCT03186638
View directory record Official record
Conditions
Cognitive Impairment, Malignant Neoplasm
Interventions
Ibuprofen, Placebo, Questionnaire Administration
Drug · Other
Lead sponsor
University of Rochester NCORP Research Base
Other
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
169
States / cities
Burbank, California • Lewes, Delaware • Newark, Delaware + 99 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2023 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Phase 2 Interventional Results available

Efficacy of Lu AA21004 on Cognitive Dysfunction in Major Depressive Disorder

NCT01564862
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
vortioxetine (Lu AA21004), Duloxetine, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 65 Years
Enrollment
602 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
62
States / cities
Tucson, Arizona • Little Rock, Arkansas • Bellflower, California + 59 more
Source: ClinicalTrials.gov public record
Updated Feb 5, 2015 · Synced Oct 29, 2026, 11:12 PM EDT
Terminated Phase 3 Interventional Results available

An Extension To The B1451006 Protocol To Evaluate The Safety and Efficacy of Dimebon In Subjects With Moderate-to-Severe Alzheimer's Disease

NCT01066546
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Dimebon tablet for oral administration
Drug
Lead sponsor
Pfizer
Industry
Eligibility
50 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
5
States / cities
Costa Mesa, California • Encino, California • Los Alamitos, California + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2012 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Phase 1Phase 2 Interventional

Exercise as a Strategy to Treat Cognitive Dysfunction in Persons With Multiple Sclerosis

NCT01219647
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
exercise, stretching
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 60 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
Los Angeles, California • Northridge, California
Source: ClinicalTrials.gov public record
Updated Dec 9, 2014 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Thinking, Walking Outcomes by Type of Exercise

NCT01635348
View directory record Official record
Conditions
Gait Disorder, Sensorimotor, Cognitive Disorder
Interventions
motor skill gait exercise, aerobic gait intervention
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
65 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 30, 2015 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Not applicable Interventional

Network Modulation in Alzheimer's Disease

NCT04045990
View directory record Official record
Conditions
Alzheimer Disease, Primary Progressive Aphasia, Mild Cognitive Impairment
Interventions
repetitive transcranial magnetic stimulation (rTMS)
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 90 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Charlestown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 17, 2022 · Synced Oct 29, 2026, 11:12 PM EDT
Enrolling by invitation Phase 4 Interventional

Quality Improvement and Practice Based Research in Neurology Using the EMR

NCT02670161
View directory record Official record
Conditions
Brain Tumors, Epilepsy, Migraine, Mild Cognitive Impairment, Concussion, Multiple Sclerosis, Neuropathy, Parkinson's, Restless Legs Syndrome, Stroke
Interventions
Listed for each disorder below, up to three drugs per disorder (too many characters to list in this field; see Intervention Description)
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 100 Years
Enrollment
3,300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 24, 2025 · Synced Oct 29, 2026, 11:12 PM EDT
Completed No phase listed Observational Results available

Traumatic Brain Injury and Risk for Chronic Traumatic Encephalopathy

NCT02003183
View directory record Official record
Conditions
CTE, TBI (Traumatic Brain Injury)
Interventions
[F-18]FDDNP
Radiation
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 90 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 3, 2020 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Tart Cherry Juice on the Body

NCT02922920
View directory record Official record
Conditions
Cardiovascular Risk Factors, Age-Related Cognitive Decline
Interventions
Tart cherry juice, Placebo
Other
Lead sponsor
University of Delaware
Other
Eligibility
65 Years to 80 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Oct 4, 2016 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Omega-3 and Blueberry Supplementation in Age-Related Cognitive Decline

NCT01746303
View directory record Official record
Conditions
Age-related Memory Disorders, Mood Disorders
Interventions
Omega-3 fatty acid, Blueberry powder, Placebo oil, Placebo powder
Dietary Supplement · Other
Lead sponsor
University of Cincinnati
Other
Eligibility
62 Years to 80 Years
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated May 27, 2016 · Synced Oct 29, 2026, 11:12 PM EDT
Recruiting Not applicable Interventional

HOBSCOTCH-CA (HOme-Based Self-management and COgnitive Training CHanges Lives in Brain CAncer)

NCT06930846
View directory record Official record
Conditions
Brain Cancer, Brain Tumor, Brain Neoplasms, Primary Brain Tumor, Low-grade Glioma, Oligodendroglioma, Meningioma, Low Grade Astrocytoma, Cognitive Dysfunction, Memory Impairment, Memory Disorders, Memory Dysfunction
Interventions
HOBSCOTCH-CA
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Nov 21, 2025 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

MW151-101: First-in-human Study of MW151

NCT04120233
View directory record Official record
Conditions
Drug Toxicity
Interventions
Placebo, MW151, 10mg, MW151, 20mg, MW151, 40mg, MW151, 80mg, MW151, 160mg
Drug
Lead sponsor
Linda Van Eldik
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 30, 2022 · Synced Oct 29, 2026, 11:12 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Naratriptan for the Treatment of Post Traumatic Headache Associated With Cognitive Dysfunction

NCT00487578
View directory record Official record
Conditions
Post Traumatic Headache
Interventions
naratriptan HCl
Drug
Lead sponsor
Cady, Roger, M.D.
Individual
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
3
States / cities
Springfield, Missouri • Charlotte, North Carolina • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 11, 2013 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Movement Intervention for Memory Enhancement

NCT03475316
View directory record Official record
Conditions
Alzheimer Disease, Dementia, Cognitive Decline, Cognitive Impairment, Dementia, Alzheimer Type
Interventions
Social Dancing, Treadmill Walking
Behavioral
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
65 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Aug 16, 2021 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Phase 2 Interventional

Preliminary Efficacy and Safety Study of ST101 Plus Aricept in Alzheimer's Disease

NCT00842816
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
ST101, Placebo
Drug
Lead sponsor
Sonexa Therapeutics, Inc.
Industry
Eligibility
50 Years and older
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
27
States / cities
Tucson, Arizona • Costa Mesa, California • Redlands, California + 24 more
Source: ClinicalTrials.gov public record
Updated Jun 7, 2012 · Synced Oct 29, 2026, 11:12 PM EDT
Active, not recruiting Phase 3 Interventional

A Study of Trontinemab in Participants With Early Symptomatic Alzheimer's Disease

NCT07169578
View directory record Official record
Conditions
Alzheimers Disease
Interventions
Trontinemab, Placebo
Drug · Other
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
50 Years to 90 Years
Enrollment
1,101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
35
States / cities
Birmingham, Alabama • Sun City, Arizona • Irvine, California + 31 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Phase 4 Interventional Results available

Combination Treatment Study for Memory Impairment and Depression

NCT01658228
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 17, 2017 · Synced Oct 29, 2026, 11:12 PM EDT
Terminated Phase 4 Interventional Results available

Non-cancer Pain and Cognitive Impairment: A Disabling Relationship

NCT01264965
View directory record Official record
Conditions
Arthritis, Pain, Cognitive Impairment
Interventions
long acting oxycodone, extra strength acetaminophen
Drug
Lead sponsor
University of Chicago
Other
Eligibility
65 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 11, 2020 · Synced Oct 29, 2026, 11:12 PM EDT
Active, not recruiting No phase listed Observational

Long Term Follow up of Children Enrolled in the REDvent Study

NCT03709199
View directory record Official record
Conditions
Respiratory Distress Syndrome, Adult, Ventilator-Induced Lung Injury, Neurocognitive Dysfunction, Quality of Life, Respiration Disorders
Interventions
Ventilation Inhomogeneity, Diaphragm Ultrasound, Respiratory Inductance Plethysmography, Spirometry, Functional Residual Capacity, MIP/MEP, 6 minute walk test, Neurocognitive Testing, Emotional Health Assessment, Health Related Quality of Life, Functional Status, Respiratory Status Questionnaire
Diagnostic Test
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
1 Month to 18 Years
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 17, 2025 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Not applicable Interventional

The PREVENTION Trial: Precision Recommendations to Optimize Neurocognition

NCT04082611
View directory record Official record
Conditions
Alzheimer Disease, Mild Cognitive Impairment
Interventions
Data-Driven Clinical Recommendations, Coached Data-Driven Clinical Recommendations
Behavioral
Lead sponsor
Saint John's Cancer Institute
Other
Eligibility
50 Years to 80 Years
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated May 15, 2025 · Synced Oct 29, 2026, 11:12 PM EDT
Not listed Phase 2 Interventional

Rosiglitazone Effects on Cognition for Adults in Later Life

NCT00242593
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Rosiglitazone
Drug
Lead sponsor
University of Washington
Other
Eligibility
55 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
3
States / cities
Phoenix, Arizona • Los Angeles, California • Seattle/Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Aug 5, 2011 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Ovarian Hormone Suppression on Vascular and Cognitive Function

NCT03112226
View directory record Official record
Conditions
Cognitive Impairment, Estrogen Deficiency, Menopause, Endothelial Dysfunction, Vascular Stiffness
Interventions
GnRHant + E2, GnRHant + Placebo
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
2
States / cities
Aurora, Colorado • Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 7, 2021 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Early Phase 1 Interventional

Effects of Nicotinamide Riboside on Bioenergetics and Oxidative Stress in Mild Cognitive Impairment/Alzheimer's Dementia

NCT04430517
View directory record Official record
Conditions
Mild Cognitive Impairment, Mild Alzheimer Disease
Interventions
Nicotinamide riboside
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
55 Years to 89 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Oct 29, 2026, 11:12 PM EDT
Completed Phase 4 Interventional

Water-based Activity to Enhance Recall in Veterans: A Randomized Clinical Trial

NCT04296565
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Usual Care, WATER+CT
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years to 90 Years
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 29, 2026, 11:12 PM EDT