Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Jul 20, 2026, 6:57 PM 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 313 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Cognitive/Functional Effects Clear all
Completed No phase listed Observational Accepts healthy volunteers

DETECT and Retinal Outcomes in Hypertension

NCT01815567
View directory record Official record
Conditions
Hypertension, Retinal Disorder, Cognitive Impairment
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
18 Years to 65 Years
Enrollment
234 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2020
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 6, 2021 · Synced Jul 20, 2026, 6:57 PM EDT
Completed Not applicable Interventional Results available

Internet Based Cognitive Behavioral Therapy Effects on Depressive Cognitions and Brain Function

NCT01598922
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Internet Cognitive Behavioral Therapy
Behavioral
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 24, 2021 · Synced Jul 20, 2026, 6:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study of Sabroxy™ (Oroxylum Indicum Extract) for Improving Cognitive Function in Adults With Mild Memory Concerns

NCT07189754
View directory record Official record
Conditions
Mild Cognitive Impairment (MCI), Cognitive Dysfunction, Cognitive Disorder, Memory Problems
Interventions
Sabroxy™ (Oroxylum indicum extract), Placebo
Dietary Supplement · Other
Lead sponsor
SF Research Institute, Inc.
Network
Eligibility
60 Years to 85 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Jul 20, 2026, 6:57 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Effects of a Carotenoid Intervention on Cognitive Function

NCT02023645
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
active supplement, placebo
Dietary Supplement · Other
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 95 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated May 26, 2015 · Synced Jul 20, 2026, 6:57 PM EDT
Completed No phase listed Observational

The Effect of Magnesium on Maternal Mood, Cognitive Function, and Birth Experience

NCT02454322
View directory record Official record
Conditions
Depression, Postpartum
Interventions
Magnesium Sulfate
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 4, 2022 · Synced Jul 20, 2026, 6:57 PM EDT
Completed No phase listed Observational

Natural History of Brain Function, Quality of Life, and Seizure Control in Patients With Brain Tumor Who Have Undergone Surgery

NCT01417507
View directory record Official record
Conditions
Adult Diffuse Astrocytoma, Adult Mixed Glioma, Adult Oligodendroglioma, Cognitive/Functional Effects, Neurotoxicity, Psychosocial Effects of Cancer and Its Treatment, Seizure
Interventions
cognitive assessment, magnetic resonance imaging, laboratory biomarker analysis, questionnaire administration, quality-of-life assessment
Procedure · Other
Lead sponsor
Radiation Therapy Oncology Group
Network
Eligibility
18 Years and older
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
39
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 29 more
Source: ClinicalTrials.gov public record
Updated Mar 17, 2015 · Synced Jul 20, 2026, 6:57 PM EDT
Completed Not applicable Interventional

The Effect of Aerobic Exercise on Cognitive Function and Sleep Quality in Individuals With Multiple Sclerosis

NCT01783665
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
aerobic exercise, home exercise program
Other
Lead sponsor
Catherine Siengsukon, PT, PhD
Other
Eligibility
21 Years to 80 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 27, 2019 · Synced Jul 20, 2026, 6:57 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Miricell Supplementation on Biomarkers of Healthy Aging and Autophagy

NCT07675200
View directory record Official record
Conditions
Autophagy, Healthy Aging
Interventions
Spermidine, Placebo
Dietary Supplement
Lead sponsor
Nutraland USA, Inc.
Industry
Eligibility
40 Years to 70 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Canfield, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Jul 20, 2026, 6:57 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Galantamine for Cognition in People With Schizophrenia

NCT00320736
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
galantamine
Drug
Lead sponsor
North Suffolk Mental Health Association
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2006
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 18, 2009 · Synced Jul 20, 2026, 6:57 PM EDT
Terminated Not applicable Interventional

Neuromodulation of Inflammation and Vascular Function in Systolic Heart Failure

NCT03945058
View directory record Official record
Conditions
Heart Failure With Reduced Ejection Fraction
Interventions
TVS, SHAM
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 85 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Jul 20, 2026, 6:57 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Ultrasound for Healthy Aging

NCT07168525
View directory record Official record
Conditions
Aging
Interventions
Ultrasound spa, Sham ultrasound spa
Device · Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
70 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 16, 2025 · Synced Jul 20, 2026, 6:57 PM EDT
Terminated Phase 3 Interventional Results available

Effects of Methylphenidate Versus Sustained Release Methylphenidate on Cognitive Functioning

NCT00418691
View directory record Official record
Conditions
Brain Tumor
Interventions
IR Methylphenidate, Modafinil, SR Methylphenidate
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 22, 2020 · Synced Jul 20, 2026, 6:57 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effect of Preksha Meditation on Cognitive Abilities and Pulmonary Function in Students

NCT03779269
View directory record Official record
Conditions
Inattention and Memory, Affect
Interventions
meditation
Other
Lead sponsor
Orlando Regional Medical Center
Other
Eligibility
18 Years to 24 Years
Enrollment
142 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
2
States / cities
Miami Beach, Florida • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Sep 20, 2022 · Synced Jul 20, 2026, 6:57 PM EDT
Terminated Phase 1 Interventional

Ph I Study of Lithium During Whole Brain Radiotherapy For Patients With Brain Metastases

NCT00469937
View directory record Official record
Conditions
Brain and Central Nervous System Tumors, Cognitive/Functional Effects, Neurotoxicity, Solid Tumor
Interventions
lithium carbonate, cognitive assessment, quality-of-life assessment, radiation therapy
Drug · Procedure · Radiation
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
3
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 27, 2012 · Synced Jul 20, 2026, 6:57 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Caffeine on Chess Performance and Cognitive Function in Professional Chess Players

NCT07641335
View directory record Official record
Conditions
Cognitive Performance, Attention, Reaction Time, Caffeine
Interventions
Caffeinated Coffee, Decaffeinated Coffee Placebo
Dietary Supplement
Lead sponsor
St. Louis University
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Jul 20, 2026, 6:57 PM EDT
Not yet recruiting Not applicable Interventional

Effects of Transcranial Magnetic Stimulation on Social Cognition, Cognitive Processing, and Functional Brain Architecture

NCT07635940
View directory record Official record
Conditions
Psychopathy
Interventions
continuous theta burst stimulation (cTBS), Intermittent theta burst stimulation (iTBS), Sham
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Jul 20, 2026, 6:57 PM EDT
Recruiting Phase 2 Interventional

Veterans' Cognitive Function, Mental Health, and Quality of Life After Hyperbaric Oxygen Therapy

NCT07214415
View directory record Official record
Conditions
TBI Traumatic Brain Injury, PTSD - Post Traumatic Stress Disorder, Post Concussive Syndrome
Interventions
Hyperbaric Oxygen Therapy
Drug
Lead sponsor
Summit Hyperbarics and Wellness
Other
Eligibility
18 Years to 75 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boise, Idaho
Source: ClinicalTrials.gov public record
Updated Oct 8, 2025 · Synced Jul 20, 2026, 6:57 PM EDT
Terminated No phase listed Observational

Older Patients With Newly Diagnosed Breast Cancer or Colon Cancer

NCT00740961
View directory record Official record
Conditions
Breast Cancer, Cognitive/Functional Effects, Colorectal Cancer, Psychosocial Effects of Cancer and Its Treatment
Interventions
compliance monitoring, systemic chemotherapy, medical chart review, study of socioeconomic and demographic variables, survey administration, cognitive assessment, psychosocial assessment and care
Behavioral · Drug · Other + 1 more
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
65 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
5
States / cities
Cleveland, Ohio • Mentor, Ohio • Orange, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 26, 2020 · Synced Jul 20, 2026, 6:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Breakfast on Brain Function

NCT00621595
View directory record Official record
Conditions
Healthy
Interventions
USDA School Breakfast
Dietary Supplement
Lead sponsor
Arkansas Children's Hospital Research Institute
Other
Eligibility
8 Years to 11 Years
Enrollment
166 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2005
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Sep 10, 2015 · Synced Jul 20, 2026, 6:57 PM EDT
Completed No phase listed Observational

Cognitive Effects of Bariatric Surgery

NCT00671775
View directory record Official record
Conditions
Bariatric Surgery Patients
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
25 Years to 70 Years
Enrollment
253 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 6, 2018 · Synced Jul 20, 2026, 6:57 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Emotional and Cognitive Control in Late-Onset Depression

NCT01728194
View directory record Official record
Conditions
Depression
Interventions
Escitalopram, Magnetic Resonance Imaging
Drug · Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
60 Years to 85 Years
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2019
U.S. locations
2
States / cities
New York, New York • White Plains, New York
Source: ClinicalTrials.gov public record
Updated Oct 5, 2020 · Synced Jul 20, 2026, 6:57 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cognitive Function in Older Women With Stage I, Stage II, or Stage III Breast Cancer Receiving Hormone Therapy

NCT00681928
View directory record Official record
Conditions
Breast Cancer
Interventions
anastrozole, letrozole, questionnaire administration, cognitive assessment, psychosocial assessment and care
Drug · Other · Procedure
Lead sponsor
City of Hope Medical Center
Other
Eligibility
65 Years and older · Female only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Dec 1, 2011 · Synced Jul 20, 2026, 6:57 PM EDT
Completed Phase 4 Interventional Results available

Effect of Extended-release Oxymorphone Taken With or Without Food on Cognitive Functioning

NCT00930943
View directory record Official record
Conditions
Chronic Pain
Interventions
Oxymorphone ER
Drug
Lead sponsor
MedVadis Research Corporation
Industry
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Wellesley Hills, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 8, 2023 · Synced Jul 20, 2026, 6:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Exercise and Cognitive Training on Cognitive Function in Older Adults

NCT01038726
View directory record Official record
Conditions
Aging, Alzheimer's Disease
Interventions
Exercise Training, Cognitive Training, Flexibility Training, Educational Sessions
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
60 Years to 85 Years
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 17, 2013 · Synced Jul 20, 2026, 6:57 PM EDT