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ClinicalTrials.gov public records Last synced Oct 19, 2026, 9:10 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 41 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Cognition Improvement Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Evaluating Whole Foods Supplementation on Cognition

NCT01672359
View directory record Official record
Conditions
Sub-optimal Cognitive Function, Sub-optimal Immune Function
Interventions
Ginkgo Synergy® and Choline, OPC Synergy® and Catalyn, Placebo
Dietary Supplement
Lead sponsor
University of Miami
Other
Eligibility
60 Years and older
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 6, 2014 · Synced Oct 19, 2026, 9:10 AM EDT
Terminated Phase 2 Interventional Results available

Study of Lactulose in Children With Chronic Liver Disease

NCT00811434
View directory record Official record
Conditions
Minimal Hepatic Encephalopathy
Interventions
Lactulose, placebo
Drug
Lead sponsor
Indiana University
Other
Eligibility
5 Years to 18 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 10, 2014 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Phase 4 Interventional Results available

Depressed Mood Improvement Through Nicotine Dosing (Depressed MIND Study)

NCT02816138
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Nicotine
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
60 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 27, 2018 · Synced Oct 19, 2026, 9:10 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Effects of PrTMS on Performance

NCT05353244
View directory record Official record
Conditions
Sleep Quality, Cognition Improvement
Interventions
PrTMS, Sham
Device
Lead sponsor
West Virginia University
Other
Eligibility
18 Years to 42 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Jan 17, 2024 · Synced Oct 19, 2026, 9:10 AM EDT
Completed No phase listed Observational

Prospective Evaluation of Neurocognition in Patients Undergoing Transcatheter Aortic Valve Replacement

NCT05614986
View directory record Official record
Conditions
Mild Cognitive Impairment, Aortic Stenosis
Interventions
5 minute Montreal Cognitive Assessment (mini MoCA)
Other
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
4
States / cities
Dallas, Texas • Fort Worth, Texas • Plano, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Phase 2 Interventional Results available

Memory Improvement Through Nicotine Dosing (MIND) Study

NCT02720445
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Nicotine Transdermal Patch, Placebo Patch
Drug
Lead sponsor
University of Southern California
Other
Eligibility
55 Years to 90 Years
Enrollment
348 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
36
States / cities
Scottsdale, Arizona • North Little Rock, Arkansas • Downey, California + 31 more
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Recruiting Not applicable Interventional

Home-Based Brain Stimulation for Motoric Cognitive Risk Syndrome

NCT06821568
View directory record Official record
Conditions
Alzheimer Disease and Related Dementias, Cognition, Mobility Disability
Interventions
Personalized Transcranial Direct Current Stimulation (tDCS), Active-Sham
Other
Lead sponsor
Hebrew SeniorLife
Other
Eligibility
65 Years to 90 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Roslindale, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Cognitive Improvement With Aripiprazole (Abilify) in Patients With Schizophrenia (SFBRI)

NCT00211380
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
aripiprazole
Drug
Lead sponsor
Louisiana State University Health Sciences Center Shreveport
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
Shreveport, Louisiana
Source: ClinicalTrials.gov public record
Updated Sep 7, 2011 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Phase 2 Interventional Results available

Endothelial Facilitation in Alzheimer's Disease

NCT01439555
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Simvastatin, L-Arginine, Tetrahydrobiopterin
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
55 Years to 85 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 30, 2019 · Synced Oct 19, 2026, 9:10 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Therapeutic Resources for Attention Improvement With Neuroimaging for TBI

NCT02082509
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
8 Years to 16 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Dec 4, 2018 · Synced Oct 19, 2026, 9:10 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Tinkering to Flex Ur Brain (Tinker-FUN): A Cognitive Flexibility Pilot Program for Community Dwelling Older Adults

NCT07128498
View directory record Official record
Conditions
Cognition Improvement
Interventions
Tinker-Fun
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
65 Years to 85 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Phase 4 Interventional

The Use of Duloxetine for Cognition Improvement in Individuals With Mild Cognitive Impairment

NCT02590874
View directory record Official record
Conditions
Mild Cognitive Impairment, Depression
Interventions
Duloxetine, Placebo
Drug
Lead sponsor
University of North Texas Health Science Center
Other
Eligibility
50 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Oct 11, 2018 · Synced Oct 19, 2026, 9:10 AM EDT
Completed No phase listed Observational

Systematic Assessment and Targeted Improvement of Services Following Yearlong Surgical Outcomes Surveys

NCT02032030
View directory record Official record
Conditions
Heart Attack, Cardiac Arrest, Congestive Heart Failure, Atrial Fibrillation, Angina, Deep Vein Thrombosis, Pulmonary Embolism, Respiratory Arrest, Respiratory Failure, Pneumonia, Gastrointestinal Bleed, Stomach Ulcer, Delirium, Stroke, Nerve Injury, Surgical Wound Infection
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
73,952 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2020
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 9, 2022 · Synced Oct 19, 2026, 9:10 AM EDT
Completed No phase listed Observational

Quality Improvement PrecivityAD Clinician Survey (QUIP I)

NCT05477056
View directory record Official record
Conditions
Alzheimer Disease, Mild Cognitive Impairment, Dementia, Cognitive Decline
Interventions
PrecivityAD blood test
Other
Lead sponsor
C2N Diagnostics
Industry
Eligibility
60 Years and older
Enrollment
366 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 20, 2025 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Phase 2 Interventional Results available

Depressed Mood Improvement Through Nicotine Dosing 2

NCT04433767
View directory record Official record
Conditions
Depressive Disorder
Interventions
Transdermal Nicotine patch
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
60 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 6, 2023 · Synced Oct 19, 2026, 9:10 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Cognitive Improvement With Aripiprazole (Abilify) in Patients With Schizophrenia (BMS)

NCT00211302
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
aripiprazole
Drug
Lead sponsor
Louisiana State University Health Sciences Center Shreveport
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
Shreveport, Louisiana
Source: ClinicalTrials.gov public record
Updated Sep 7, 2011 · Synced Oct 19, 2026, 9:10 AM EDT
Active, not recruiting Phase 2 Interventional

The Role of Large Artery Plaque Imaging Features in Predicting Inflammation and Cognition

NCT03068442
View directory record Official record
Conditions
Cognitive Impairment, Carotid Artery Plaque, Inflammation
Interventions
Imaging with flutemetamol F 18 PET/CT
Drug
Lead sponsor
Scott Mcnally
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2030
U.S. locations
2
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Improvement in Memory With Plasticity-Based Adaptive Cognitive Training (IMPACT)

NCT00283010
View directory record Official record
Conditions
Aging
Interventions
Computerized Plasticity-Based Adaptive Cognitive Training, Educational DVDs
Other
Lead sponsor
Posit Science Corporation
Industry
Eligibility
65 Years and older
Enrollment
487 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 2, 2015 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Low Intensity Focused Ultrasound for Learning and Memory and Emotion Regulation

NCT03717922
View directory record Official record
Conditions
Brain Diseases, Memory Disorders, Learning Disabilities, Cognitive Impairment
Interventions
Low Intensity Focused Ultrasound Pulsation to Amygdala, Low Intensity Focused Ultrasound Pulsation to Entorhinal Cortex
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
35 Years to 90 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 20, 2024 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Not applicable Interventional Results available

Transcranial Direct Current Stimulation (tDCS)

NCT05524233
View directory record Official record
Conditions
Brain Fog
Interventions
Active Transcranial Direct Stimulation
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 7, 2025 · Synced Oct 19, 2026, 9:10 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Cerebrovascular and Cognitive Improvement by Resveratrol (resVida) and Fruitflow-II (CCIRF-II)

NCT01766180
View directory record Official record
Conditions
Memory Impairment
Interventions
Fruitflow-II, resVida
Drug
Lead sponsor
Neurolgy Institute for Brain Health and Fitness
Other
Eligibility
50 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Lutherville, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 21, 2015 · Synced Oct 19, 2026, 9:10 AM EDT
Completed No phase listed Observational

Parkinson's Foundation Quality Improvement Initiative

NCT01629043
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
National Parkinson Foundation
Other
Eligibility
Not listed
Enrollment
13,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2023
U.S. locations
18
States / cities
Phoenix, Arizona • Sunnyvale, California • Washington D.C., District of Columbia + 14 more
Source: ClinicalTrials.gov public record
Updated Jul 14, 2023 · Synced Oct 19, 2026, 9:10 AM EDT
Completed Phase 2 Interventional

Depressed Mood Improvement Through Nicotine Dosing 3

NCT05746273
View directory record Official record
Conditions
Depressive Disorder
Interventions
Transdermal Nicotine Patch, Transdermal Placebo Patch
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
60 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 19, 2026, 9:10 AM 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 19, 2026, 9:10 AM EDT