Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 18, 2026, 8:07 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Mild Cognitive Impairment
Interventions
Phosphatidylserine, Placebo
Other
Lead sponsor
Enzymotec
Industry
Eligibility
65 Years to 85 Years
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
13
States / cities
Encino, California • Los Alamitos, California • Newport Beach, California + 10 more
Conditions
Cognitive Impairment, Physical Impairment, Postoperative Complications
Interventions
Cognitive and physical prehabilitation, Active attention control
Behavioral · Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Alzheimer's Disease, Mild Cognitive Impairment
Interventions
ABT-957, Placebo
Drug · Other
Lead sponsor
AbbVie
Industry
Eligibility
55 Years to 85 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
9
States / cities
Cypress, California • Orlando, Florida • The Villages, Florida + 6 more
Completed Not applicable Interventional Results available

Technology and Family Thriving Study

NCT05150990
Conditions
Alzheimer Disease, Dementia, Caregiver Burnout, Quality of Life, Mental Health Wellness 1, Loneliness, Family Relationship
Interventions
Virtual Reality, Video Chat
Behavioral
Lead sponsor
University of California, Santa Barbara
Other
Eligibility
18 Years and older
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
27
States / cities
Calabasas, California • Camarillo, California • Goleta, California + 16 more
Conditions
Insomnia, Mild Cognitive Impairment
Interventions
Cognitive Training, Trivia Training
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
60 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Columbia, Missouri
Conditions
CADASIL
Interventions
Study Procedures
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
660 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
12
States / cities
Los Angeles, California • San Francisco, California • Denver, Colorado + 9 more
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Brain Structure and Clinical Endpoints in Myotonic Dystrophy Type 2

NCT05854433
Conditions
Myotonic Dystrophy Type 2, Myotonic Dystrophy Type 1
Interventions
Non-interventional study
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
30 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Completed Phase 4 Interventional Results available

Mirabegron in Parkinson Disease and Impaired Cognition

NCT02536976
Conditions
Parkinson Disease, Overactive Bladder, Impaired Cognition
Interventions
mirabegron, Placebo
Drug
Lead sponsor
HealthPartners Institute
Other
Eligibility
25 Years to 80 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Golden Valley, Minnesota
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Cardiovascular and Neurovascular Regulation in GWI

NCT04586049
Conditions
Brain Blood Flow, Neurovascular Control
Interventions
MRI, Transcranial Doppler Ultrasound, Sympathetic Nerve Activity
Device · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
45 Years to 68 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Postoperative Delirium, Postoperative Pain, Opioid Use, Hospital Length of Stay
Interventions
Gabapentin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
65 Years and older
Enrollment
750 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
1
States / cities
San Francisco, California
Conditions
Progressive Cognitive Decline
Interventions
florbetapir F 18
Drug
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
50 Years and older
Enrollment
239 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
18
States / cities
Phoenix, Arizona • Sun City, Arizona • San Francisco, California + 14 more
Conditions
Mild Cognitive Impairment
Interventions
Tiempo Juntos Intervention
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
55 Years and older
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Mild Cognitive Impairment
Interventions
No intervention
Other
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
Not listed
Enrollment
1,083 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
50
States / cities
Tucson, Arizona • Laguna Woods, California • Northridge, California + 47 more
Conditions
Hearing Loss, Depression
Interventions
Phonak Audeo B-R 90 hearing aid device (Active), Duloxetine or escitalopram, Audeo B-R 90 hearing aid device (Sham)
Device · Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
60 Years to 99 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
New York, New York
Conditions
Mild Cognitive Impairment
Interventions
Transcranial Magnetic Stimulation, Transcranial Magnetic Stimulation (Sham)
Device
Lead sponsor
University of Arizona
Other
Eligibility
50 Years to 80 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Dementia
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
32 participants
Timeline
2024
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Dementia, Cognition, End-stage Renal Disease
Interventions
Not listed
Lead sponsor
University of Chicago
Other
Eligibility
60 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Accepts healthy volunteers Results available

Brain and Cognitive Changes After Reasoning Training in Individuals With Mild Cognitive Impairment

NCT02596906
Conditions
Mild Cognitive Impairment
Interventions
tDCS, Sham tDCS
Device
Lead sponsor
The University of Texas at Dallas
Other
Eligibility
50 Years to 80 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Carotid Artery Diseases, Neurocognitive Dysfunction
Interventions
Neurocognitive Assessments, Measurements of inflammatory biomarkers, Carotid Artery Stenting
Diagnostic Test · Procedure
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
San Diego, California
Conditions
Mild Cognitive Impairment, Diabetes
Interventions
Diabetes Regulation for Eyesight and Memory, Enhanced Usual Care
Behavioral
Lead sponsor
Thomas Jefferson University
Other
Eligibility
65 Years and older
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Mild Cognitive Impairment, Alzheimer's Disease
Interventions
Lighting Intervention Therapy, Sham LIT
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
50 Years to 85 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
New York, New York
Conditions
Cognitive Impairment, Schizophrenia
Interventions
Eltoprazine, Placebo
Drug
Lead sponsor
Amarantus BioScience Holdings, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
6
States / cities
Los Angeles, California • Chicago, Illinois • Catonsville, Maryland + 3 more
Conditions
Parkinson Disease, Mild Cognitive Impairment
Interventions
Strategy Training (Time- and Event- Based)
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
St Louis, Missouri
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

TAK-071 Scopolamine-Induced Cognitive Impairment Study

NCT02918266
Conditions
Healthy Volunteers
Interventions
Scopolamine, TAK-071, Donepezil, Scopolamine Placebo, TAK-071 Placebo, Donepezil Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Glendale, California