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ClinicalTrials.gov public records Last synced Jul 22, 2026, 4:31 AM EDT

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Showing 1–24 of 157 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Normal Cognition Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase 1, Non-Randomized, Open-Label, Single-Dose Study To Evaluate The Pharmacokinetics, Safety, And Tolerability Of Dimebon [PF 01913539] In Subjects With Severely-Impaired And Normal Renal Function

NCT00824590
View directory record Official record
Conditions
Alzheimer's Disease, Huntington's Disease
Interventions
Dimebon
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
2
States / cities
Miami, Florida • Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 29, 2009 · Synced Jul 22, 2026, 4:31 AM EDT
Terminated Not applicable Interventional

Memory and Attention Problems in Lupus: New Treatment Trial With Modafinil

NCT00297284
View directory record Official record
Conditions
Systemic Lupus Erythematosus
Interventions
Modafinil
Drug
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 27, 2009 · Synced Jul 22, 2026, 4:31 AM EDT
Completed Phase 2 Interventional Results available

Armodafinil in Treating Fatigue Caused By Radiation Therapy in Patients With Primary Brain Tumors

NCT01032200
View directory record Official record
Conditions
Brain Tumors, Nervous System Tumors, Cognition Disorders, Fatigue
Interventions
Armodafinil, placebo
Drug · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 27, 2021 · Synced Jul 22, 2026, 4:31 AM EDT
Terminated Not applicable Interventional Results available

Extension Study of Intrathecal Enzyme Replacement for Cognitive Decline in MPS I

NCT02232477
View directory record Official record
Conditions
Mucopolysaccharidosis I, Cognitive Decline
Interventions
Intrathecal recombinant human alpha iduronidase
Drug
Lead sponsor
agnes chen
Other
Eligibility
6 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Jul 22, 2026, 4:31 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Eye-Hand Coordination in Children With Spastic Diplegia

NCT00024791
View directory record Official record
Conditions
Diplegia, Spastic
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jul 22, 2026, 4:31 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

CYCLE-AD (CYcling to Cease or Limit the Effects of Alzheimer's Disease)

NCT04748861
View directory record Official record
Conditions
High Intensity Exercise, Normal Cognition, Exercise Intervention
Interventions
Indoor Cycling (IC)
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
65 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 1, 2025 · Synced Jul 22, 2026, 4:31 AM EDT
Completed Not applicable Interventional

RISE - Reduce Sitting Time Among Breast Cancer Survivors

NCT05260723
View directory record Official record
Conditions
Sedentary Behavior, Sedentary Time, Breast Cancer
Interventions
Behavioral: Sit Less
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
50 Years and older · Female only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated May 11, 2023 · Synced Jul 22, 2026, 4:31 AM EDT
Completed Not applicable Interventional Results available

MBSR During AI Therapy for Breast Cancer

NCT03253627
View directory record Official record
Conditions
Breast Cancer, Cognitive Symptom
Interventions
Health Enhancement Program, Mindfulness-Based Stress Reduction
Behavioral
Lead sponsor
New York University
Other
Eligibility
18 Years to 79 Years · Female only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 1, 2022 · Synced Jul 22, 2026, 4:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Responsiveness to Acute Changes in Exercise and Relaxation (RACER) Trial

NCT03702712
View directory record Official record
Conditions
Breast Cancer
Interventions
Aerobic Exercise and Relaxation, Aerobic Exercise Only, Relaxation Only
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years to 120 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 15, 2019 · Synced Jul 22, 2026, 4:31 AM EDT
Recruiting Phase 2 Interventional

A Study Utilizing Escitalopram in Glioma Patients

NCT03728673
View directory record Official record
Conditions
Glioma of Brain, Glioma
Interventions
Escitalopram Oral Capsules
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Jul 22, 2026, 4:31 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Trial of Sirolimus for Cognitive Impairment in Sturge-Weber Syndrome

NCT03047980
View directory record Official record
Conditions
Sturge-Weber Syndrome
Interventions
Sirolimus
Drug
Lead sponsor
Anne Comi, MD
Other
Eligibility
3 Years to 31 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
2
States / cities
Baltimore, Maryland • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 31, 2021 · Synced Jul 22, 2026, 4:31 AM EDT
Completed Not applicable Interventional

Activity & Cognition After Treatment for Breast Cancer

NCT02592070
View directory record Official record
Conditions
Breast Cancer, Mild Cognitive Impairment, Physical Activity
Interventions
Walking
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
30 Years to 60 Years · Female only
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 9, 2020 · Synced Jul 22, 2026, 4:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Study To Estimate The Effect Of Ketoconazole And Omeprazole On The Pharmacokinetics Of Dimebon In Healthy Subjects Who Are Normal Or Poor CYP2D6 Metabolizers

NCT00931073
View directory record Official record
Conditions
Alzheimer's Disease, Huntington's Disease
Interventions
Dimebon alone, Dimebon + Ketoconazole, Dimebon + Omeprazole
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Kalamazoo, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 17, 2009 · Synced Jul 22, 2026, 4:31 AM EDT
Completed Not applicable Interventional Results available

Computerized Cognitive Training in Breast Cancer Survivors

NCT05570604
View directory record Official record
Conditions
Breast Cancer, Cognitive Change, Cognitive Impairment, Quality of Life
Interventions
Sweep Seeker, Bird Safari, Jewel Diver, Master Gardener, Road Tour, Computerized Crossword Puzzles
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
21 Years and older · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 23, 2025 · Synced Jul 22, 2026, 4:31 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Test of A Model of Representational Knowledge Stored in the Human Prefrontal Cortex

NCT00024908
View directory record Official record
Conditions
Intracranial Central Nervous System Disorder, Mental Disorder, Healthy
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
6 Years to 90 Years
Enrollment
949 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Jul 22, 2026, 4:31 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

An Observational Study Using Multimodal Sensors to Measure Cognitive Health in Adults and Distinguish Mild Cognitive Impairment From Normal Aging

NCT05058950
View directory record Official record
Conditions
Mild Cognitive Impairment, Normal Aging
Interventions
Not listed
Lead sponsor
Biogen
Industry
Eligibility
21 Years to 86 Years
Enrollment
22,720 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 20, 2023 · Synced Jul 22, 2026, 4:31 AM EDT
Completed No phase listed Observational

Epigenetics and Psychoneurologic Symptoms in Women With Breast Cancer

NCT01411943
View directory record Official record
Conditions
Breast Cancer
Interventions
Not listed
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
21 Years to 81 Years · Female only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
2
States / cities
Newport News, Virginia • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 7, 2015 · Synced Jul 22, 2026, 4:31 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Wisconsin Brain Donor Program

NCT00585572
View directory record Official record
Conditions
Alzheimer's Disease, Mild Cognitive Impairment
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
9,999 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2050
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 7, 2025 · Synced Jul 22, 2026, 4:31 AM EDT
Not listed Not applicable Interventional

Telerehabilitation Cognitive Impairments Following Chemotherapy Feasibility Study

NCT04972019
View directory record Official record
Conditions
Cognitive Impairment, Mild
Interventions
Telerehabilitation Experimental Group, Telerehabilitation Sham Control Group
Device · Other
Lead sponsor
Bright Cloud International Corp
Industry
Eligibility
20 Years to 65 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
2
States / cities
New Brunswick, New Jersey • North Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated May 1, 2022 · Synced Jul 22, 2026, 4:31 AM EDT
Completed Early Phase 1 Interventional

Docosahexaenoic Acid (DHA) To Prevent Development of Cognitive Dysfunction Due to Chemotherapy

NCT02517502
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 23, 2022 · Synced Jul 22, 2026, 4:31 AM EDT
Completed Phase 3 Interventional Results available

Brain Function in Premenopausal Women Receiving Tamoxifen With or Without Ovarian Function Suppression for Early-Stage Breast Cancer on Clinical Trial IBCSG 24-02

NCT00659373
View directory record Official record
Conditions
Breast Cancer, Fatigue, Sleep Disorders
Interventions
Tamoxifen, triptorelin, Exemestane
Drug
Lead sponsor
ETOP IBCSG Partners Foundation
Network
Eligibility
Up to 120 Years · Female only
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2016
U.S. locations
13
States / cities
Sacramento, California • Fort Collins, Colorado • Norwalk, Connecticut + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 24, 2016 · Synced Jul 22, 2026, 4:31 AM EDT
Completed Not applicable Interventional

Individualized Piano Instruction (IPI) for Improving Cognition in Breast Cancer Survivors.

NCT05909813
View directory record Official record
Conditions
Breast Cancer, Chemotherapy-Related Cognitive Impairment
Interventions
Individualized Piano Keyboard Instruction
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 65 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated May 15, 2024 · Synced Jul 22, 2026, 4:31 AM EDT
Completed No phase listed Observational

Mental and Cognitive Health and Physical Activity in the Perioperative Breast Cancer Setting

NCT06595901
View directory record Official record
Conditions
Breast Cancer, Breast Neoplasms, Cancer, Breast, Cancer of the Breast
Interventions
Actigraph, Questionnaires, BrainBaseline application, Semi-structured interviews
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jul 22, 2026, 4:31 AM EDT
Completed Phase 2 Interventional Results available

Novel Cognitive Treatment Targets for Epidiolex in Sturge- Weber Syndrome

NCT04447846
View directory record Official record
Conditions
Sturge-Weber Syndrome
Interventions
Cannabidiol
Drug
Lead sponsor
Anne Comi, MD
Other
Eligibility
3 Years to 50 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 24, 2023 · Synced Jul 22, 2026, 4:31 AM EDT