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ClinicalTrials.gov public records Last synced Oct 31, 2026, 5:22 PM EDT

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Showing 1249–1272 of 1,884 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Impaired Cognition Clear all
Recruiting Not applicable Interventional

Attenuating DEPression With Internet CBT to Slow Cognitive Decline in Older ICU Survivors(ADEPT-ICU)

NCT06627894
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Phase 2 Interventional Results available

The Impact of Ketamine on Postoperative Cognitive Dysfunction, Delirium, and Renal Dysfunction

NCT02554253
View directory record Official record
Conditions
Cognitive Disorders, Delirium, Acute Kidney Injury
Interventions
Ketamine, Propofol
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
75 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 15, 2022 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Not applicable Interventional

Computerized Memory Enhancing Treatment in MCI

NCT05332522
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Neuroplasticity-based Computerized Cognitive Remediation
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
55 Years to 85 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 11, 2025 · Synced Oct 31, 2026, 5:22 PM EDT
Recruiting Not applicable Interventional

Matching Treatments to Cognitive Deficits in Offenders With Substance Use Disorders

NCT06981351
View directory record Official record
Conditions
Antisocial Behavior
Interventions
Attention to Context (ATC) training, Affective Cognitive Control (ACC) training
Behavioral
Lead sponsor
The Mind Research Network
Other
Eligibility
18 Years to 55 Years · Male only
Enrollment
288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 31, 2026, 5:22 PM EDT
Active, not recruiting Not applicable Interventional

Remote Monitoring and Virtual Collaborative Care For Hypertension Control to Prevent Cognitive Decline Phase II

NCT05138601
View directory record Official record
Conditions
Hypertension
Interventions
Virtual Collaborative Care Clinic
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
65 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
2
States / cities
Kansas City, Kansas • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 26, 2026 · Synced Oct 31, 2026, 5:22 PM EDT
Terminated Phase 2 Interventional Results available

Amyloid Plaque Deposition in Chemotherapy-Induced Cognitive Impairment

NCT02317783
View directory record Official record
Conditions
Breast Cancer
Interventions
[18F]Flutemetamol, [18F]fluoro-2-deoxy-D-glucose (FDG), Functional Magnetic Resonance Imaging (fMRI)
Drug · Diagnostic Test
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced Oct 31, 2026, 5:22 PM EDT
Recruiting Not applicable Interventional

Virtual Home-based Exercise Intervention (RISE) to Improve Cancer-Related Cognitive Impairment and Gut Microbiome in Adolescent and Young Adult Brain Tumor Survivors

NCT06799481
View directory record Official record
Conditions
Cancer-related Cognitive Dysfunction, Primary Brain Neoplasm
Interventions
Aerobic Exercise, Behavioral Intervention, Follow-Up, Internet-Based Intervention, Medical Device Usage and Evaluation, Questionnaire Administration, Resistance Training
Other · Behavioral · Procedure
Lead sponsor
Emory University
Other
Eligibility
15 Years to 39 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Atlanta, Georgia • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 9, 2026 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Phase 2 Interventional

Evaluation of a Cognitive Adaptive E-treatment in Schizophrenia-diagnosed Adults

NCT01422902
View directory record Official record
Conditions
Schizophrenia
Interventions
Plasticity-based Cognitive Training, Non-plasticity-based Training
Other
Lead sponsor
Posit Science Corporation
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Palo Alto, California • San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 8, 2016 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Phase 1Phase 2 Interventional

Gamma Induction for Alzheimer's Disease

NCT03880240
View directory record Official record
Conditions
Alzheimer Disease, Mild Cognitive Impairment
Interventions
Transcranial Alternating Current Stimulation (tACS), Sham Transcranial Alternating Current Stimulation
Device · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
45 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Oct 31, 2026, 5:22 PM EDT
Recruiting Phase 2 Interventional

Alzheimer's Tau Platform: Master Protocol

NCT06957418
View directory record Official record
Conditions
Preclinical Alzheimer's Disease, Alzheimer Disease, Prodromal Alzheimer's Disease
Interventions
AADvac1, Tau2
Drug
Lead sponsor
Paul S. Aisen
Other
Eligibility
50 Years to 80 Years
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
7
States / cities
Phoenix, Arizona • San Francisco, California • Lexington, Kentucky + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 26, 2026 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Phase 4 Interventional Results available

Lithium As a Treatment to Prevent Impairment of Cognition in Elders

NCT03185208
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Lithium Carbonate, Placebo oral capsule
Drug
Lead sponsor
Ariel Gildengers, MD
Other
Eligibility
60 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 11, 2025 · Synced Oct 31, 2026, 5:22 PM EDT
Withdrawn Phase 4 Interventional

Once Weekly D-cycloserine for Schizophrenia

NCT00964041
View directory record Official record
Conditions
Schizophrenia
Interventions
D-cycloserine, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 20, 2013 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Phase II Trial of 18F-AV-45 Positron Emission Tomography (PET) Imaging in Healthy Volunteers, Patients With Mild Cognitive Impairment (MCI) and Patients With Alzheimer's Disease (AD)

NCT00702143
View directory record Official record
Conditions
Alzheimer's Disease, Mild Cognitive Impairment
Interventions
florbetapir F 18
Drug
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
50 Years and older
Enrollment
184 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
15
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Sun City, Arizona + 12 more
Source: ClinicalTrials.gov public record
Updated May 10, 2012 · Synced Oct 31, 2026, 5:22 PM EDT
Recruiting Phase 1Phase 2 Interventional

rTMS to Improve Cognition in Parkinson's

NCT03836950
View directory record Official record
Conditions
Parkinson's Disease, Mild Cognitive Impairment
Interventions
MagVenture MagProX100 stimulator (MagVenture, Falun, Denmark)
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
2
States / cities
Chicago, Illinois • Hines, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Oct 31, 2026, 5:22 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Tau PET in Imaging and Cognition: Healthy Adults From 55-90

NCT03372317
View directory record Official record
Conditions
Mild Cognitive Impairment, Aging
Interventions
18F-MK-6240
Drug
Lead sponsor
Yaakov Stern
Other
Eligibility
55 Years to 90 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sleep, Diet, Exercise and Older Persons

NCT05735353
View directory record Official record
Conditions
Cognitive Change, Cognitive Decline
Interventions
High-Speed Circuit Resistance Training, High-Speed Multidirectional Yoga
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
60 Years to 99 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Coral Gables, Florida
Source: ClinicalTrials.gov public record
Updated Sep 28, 2023 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Peanuts and Neurocognitive / Cardiovascular Health in Black Individuals

NCT06318377
View directory record Official record
Conditions
Cardiovascular Diseases, Hypertension, Cognitive Decline, Diet, Healthy
Interventions
Peanut group
Dietary Supplement
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
18 Years to 50 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Arlington, Texas
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Lifestyle Enriching Activities for Research in Neuroscience Intervention Trial: LEARNit Study

NCT02726906
View directory record Official record
Conditions
Aging, Cognitive Ability, General
Interventions
Moderate-aerobic walking, Positron Emission Tomography (PET) scan, Healthy living education, Physical activity monitor
Behavioral · Radiation · Device
Lead sponsor
University of Southern California
Other
Eligibility
55 Years to 80 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 2, 2024 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Phase 2 Interventional Results available

Recombinant Human Growth Hormone During Rehabilitation From Traumatic Brain Injury.

NCT00766038
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Recombinant human Growth Hormone, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 50 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
3
States / cities
Bakersfield, California • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 18, 2019 · Synced Oct 31, 2026, 5:22 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Interactive Physical and Cognitive Exercise System

NCT03069391
View directory record Official record
Conditions
Alzheimer Disease, Early Onset, MCI, Aging, Mild Cognitive Impairment, Neurocognitive Disorder, Cognitive Impairment, Cognitive Change
Interventions
physical exercise alone (PES) first, cognitive exercise alone (iCE) first, interactive Physical and Cognitive Exercise (iPACES™)
Behavioral · Device
Lead sponsor
Union College, New York
Other
Eligibility
50 Years and older
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Schenectady, New York
Source: ClinicalTrials.gov public record
Updated Mar 31, 2020 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Not applicable Interventional Results available

Optimizing Function and Independence Through iHI-FIVES

NCT03474380
View directory record Official record
Conditions
Functional Impairment, Cognitive Impairment
Interventions
iHI-FIVES
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
1,406 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 10, 2024 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Phase 3 Interventional Results available

EGb761 in Maintaining Mental Clarity in Women Receiving Chemotherapy for Newly Diagnosed Breast Cancer

NCT00046891
View directory record Official record
Conditions
Breast Cancer, Neurotoxicity
Interventions
Ginkgo Biloba, Placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older · Female only
Enrollment
226 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2015
U.S. locations
175
States / cities
Scottsdale, Arizona • Lompoc, California • Santa Barbara, California + 111 more
Source: ClinicalTrials.gov public record
Updated Jul 6, 2016 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Clinical Evaluation of Florbetapir F 18 (18F-AV-45)

NCT01518374
View directory record Official record
Conditions
Alzheimer Disease, Mild Cognitive Impairment, Neurodegenerative Diseases
Interventions
Florbetapir F 18
Drug
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
1,768 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2017
U.S. locations
26
States / cities
Phoenix, Arizona • Sun City, Arizona • Davis, California + 19 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2018 · Synced Oct 31, 2026, 5:22 PM EDT
Completed Not applicable Interventional

Efficacy of MBSR Treatment of Cognitive Impairment Among Breast Cancer Survivors

NCT02786797
View directory record Official record
Conditions
Breast Cancer
Interventions
MBSR(BC) 6 Week Program, BCES 6 Week Program
Behavioral
Lead sponsor
University of South Florida
Other
Eligibility
21 Years and older · Female only
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
5
States / cities
Sarasota, Florida • Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jul 28, 2020 · Synced Oct 31, 2026, 5:22 PM EDT