Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 19, 2026, 9:05 AM EDT

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Showing 313–336 of 1,062 matching trials from the live ClinicalTrials.gov search.
Conditions
Alzheimer Disease
Interventions
Empagliflozin, Insulin, Insulin Placebo, Empagliflozin Placebo
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
55 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Prediabetes (Insulin Resistance, Impaired Glucose Tolerance), Female, Adult, Endothelial Function (Reactive Hyperemia), Arterial Stiffness, Cognition, Oxidative Stress, Gut Microbiota, Overweight, Inflammation, Microvascular Function, Body Composition
Interventions
Wild Blueberry, Placebo
Dietary Supplement
Lead sponsor
Georgia State University
Other
Eligibility
20 Years to 65 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Ischemic Stroke
Interventions
Virtual Reality Therapy
Device
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Stony Brook, New York
Completed No phase listed Observational Accepts healthy volunteers

Brain Processing of Language Meanings

NCT00005004
Conditions
Central Nervous System Disease, Cerebrovascular Accident, Craniocerebral Trauma, Head Injury, Healthy, Stroke
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Phenylalanine Elevations on Brain and Cognition in Adult PKU Carriers

NCT07220265
Conditions
Carrier of Phenylketonuria, Healthy
Interventions
Phenylalanine (Phe), Placebo
Dietary Supplement
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 60 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Columbia, Missouri
Recruiting No phase listed Observational Accepts healthy volunteers

Arlington Aging Study

NCT06857877
Conditions
Aging
Interventions
Not listed
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
18 Years to 85 Years
Enrollment
770 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2030
U.S. locations
1
States / cities
Arlington, Texas
Conditions
HIV Infections
Interventions
Minocycline, Placebo (Tetracycline)
Drug
Lead sponsor
Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Network
Eligibility
18 Years to 65 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
16
States / cities
Los Angeles, California • San Diego, California • Denver, Colorado + 13 more
Conditions
Visual And Cognitive Disability
Interventions
Health Literacy
Procedure
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
65 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2004
U.S. locations
1
States / cities
Decatur, Georgia
Not listed Not applicable Interventional Accepts healthy volunteers

iPACES v3 MCI NIA Protocol Copied for iPACES v4 PD NINDS

NCT05810454
Conditions
Parkinson's Disease, PD, Mild Cognitive Impairment, MCI
Interventions
iPACES (interactive Physical and Cognitive Exercise System), PACE (Physical and Cognitive Exercise)
Device
Lead sponsor
iPACES LLC
Industry
Eligibility
50 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Clifton Park, New York
Completed Not applicable Interventional Results available

Cognitive Rehab for Parkinson's

NCT03836963
Conditions
Parkinson's Disease, Mild Cognitive Impairment
Interventions
cognitive training, active control cognitive training, memory strategy training
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Hines, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

Dose-Response Effect of Phosphatidylserine on eSport Performance

NCT07533032
Conditions
Cognitive Function, Gaming Performance
Interventions
Placebo, Phosphatidylserine (100 mg), Phosphatidylserine (200 mg)
Dietary Supplement
Lead sponsor
Lindenwood University
Other
Eligibility
18 Years to 40 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Saint Charles, Missouri
Conditions
Aging, Cognitive Decline, Brain Fog, Cognitive Function
Interventions
Active Product, Placebo Product
Dietary Supplement
Lead sponsor
Amazentis SA
Industry
Eligibility
40 Years and older
Enrollment
650 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Encinitas, California
Conditions
Schizophrenia
Interventions
Cognitive Adaptation Training, Pharm-Cognitive Adaptation Training, Treatment as usual
Behavioral · Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 60 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2006
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
Hoarding Disorder
Interventions
Cognitive Rehabilitation and Exposure/Sorting Therapy, Case Management
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
San Diego, California
Completed No phase listed Observational Accepts healthy volunteers

Norms and Validation for IntelliSpace Cognition Spanish Version

NCT05210777
Conditions
Cognitive Functioning of Healthy Individuals, Hispanic
Interventions
observation
Device
Lead sponsor
Philips Clinical & Medical Affairs Global
Industry
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Hollywood, California • Hollywood, Florida
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Three New Ideas to Protect Special Forces From the Stress of High Altitude

NCT02463357
Conditions
Mountain Sickness
Interventions
Quercetin, Nifedipine extended release, Methazolamide, Metformin, Placebo, Nitrite
Dietary Supplement · Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 30 Years · Male only
Enrollment
148 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Alma, Michigan
Conditions
Dementia, Memory Loss, Alzheimer Disease, Executive Dysfunction, Mobility Limitation
Interventions
Transcranial alternating current stimulation (tACS) (active); Transcranial direct current stimulation (tDCS) (active), Transcranial alternating current stimulation (tACS) (sham); Transcranial direct current stimulation (tDCS) (sham), Transcranial alternating current stimulation (tACS) (active); Transcranial direct current stimulation (tDCS) (sham), Transcranial alternating current stimulation (tACS) (sham); Transcranial direct current stimulation (tDCS) (active)
Device
Lead sponsor
Hebrew SeniorLife
Other
Eligibility
55 Years and older
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Traumatic Brain Injury, PTSD - Post Traumatic Stress Disorder, Anxiety, Depression, Post Concussion Symptoms
Interventions
Hyperbaric Oxygen Therapy (HBOT)
Drug
Lead sponsor
Summit Hyperbarics and Wellness
Other
Eligibility
18 Years to 75 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boise, Idaho
Conditions
Bipolar Disorder
Interventions
lurasidone, Placebo
Drug · Other
Lead sponsor
Lakshmi N Yatham
Other
Eligibility
19 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
2
States / cities
Boston, Massachusetts • Cleveland, Ohio
Conditions
Congenital Heart Defect, Executive Function, Children, Neurodevelopmental Disorders, Working Memory, Infant Open Heart Surgery
Interventions
Cogmed Working Memory Training
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
7 Years to 12 Years
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Completed No phase listed Observational Accepts healthy volunteers

Lagged Relationships Between Sleep, Balance, and Cognition in Older Adults

NCT06584136
Conditions
Aging
Interventions
Not listed
Lead sponsor
University of Florida
Other
Eligibility
65 Years to 95 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Anosognosia, Alzheimer's Disease, Mild Cognitive Impairment
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
60 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Not applicable Interventional Accepts healthy volunteers

Norms Expansion and Validation for IntelliSpace Cognition

NCT04729257
Conditions
Cognitive Functioning of Healthy Individuals
Interventions
Philips IntelliSpace Cognition (ISC)., Paper-Pencil Tests.
Device · Diagnostic Test
Lead sponsor
Philips Clinical & Medical Affairs Global
Industry
Eligibility
18 Years to 95 Years
Enrollment
508 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Newtown Square, Pennsylvania
Enrolling by invitation Not applicable Interventional

Cognitive Effects of Exercise in Parkinson's Disease

NCT06823921
Conditions
Parkinson Disease
Interventions
Exercise
Other
Lead sponsor
Sule Tinaz
Other
Eligibility
40 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut