Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 24, 2026, 8:33 PM EDT

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Showing 865–888 of 1,870 matching trials from the live ClinicalTrials.gov search.
Conditions
Cognitive Dysfunction, Memory Disorders in Old Age
Interventions
Active Theta Burst Stimulation, Sham Theta Burst Stimulation
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
55 Years to 100 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

LEADing Dementia End-of-Life Planning Conversations

NCT05909189
Conditions
Alzheimer Disease, Mild Cognitive Impairment
Interventions
LEADing Dementia End-of-Life Planning Conversations
Other
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Mild Cognitive Impairment
Interventions
No intervention is part of this study but patients use an EEG device during observational data collection.
Device
Lead sponsor
VA Boston Healthcare System
Federal
Eligibility
50 Years to 100 Years
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
1
States / cities
Jamaica Plain, Massachusetts
Conditions
Alzheimer Disease or Associated Disorder, Dementia, Cognitive Decline
Interventions
Door-through-door companion rideshare, Curb-to-curb rideshare services
Other
Lead sponsor
Onward Health, Inc
Industry
Eligibility
60 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
San Leandro, California
Conditions
Breast Cancer
Interventions
Exposure: Adjuvant chemotherapy treatment, Exposure: Adjuvant hormonal therapy treatment
Drug
Lead sponsor
Kessler Foundation
Other
Eligibility
20 Years to 70 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
West Orange, New Jersey
Conditions
Postoperative Cognitive Dysfunction, POCD
Interventions
Processed EEG
Procedure
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
65 Years and older
Enrollment
178 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
New York, New York
Conditions
Amyotrophic Lateral Sclerosis, Alzheimer Disease, Mild Cognitive Impairment
Interventions
Baricitinib
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 90 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
2
States / cities
Boston, Massachusetts • Charlestown, Massachusetts
Conditions
Migraine Disorders, Aphasia
Interventions
Language treatment
Behavioral
Lead sponsor
Quality Living, Inc.
Other
Eligibility
19 Years to 65 Years
Enrollment
1 participant
Timeline
2018 – 2019
U.S. locations
1
States / cities
Omaha, Nebraska
Not yet recruiting Not applicable Interventional

Ketogenic Diet to Reduce Osteoarthritis Pain in MCI

NCT07417891
Conditions
Osteoarthritis (OA) of the Hip, Osteoarthritis (OA) of the Knee, Osteoarthritis (OA) of the Shoulder, Osteoarthritis, Mild Cognitive Impairment, MCI, Mild Cognitive Impairment (MCI), Dementia
Interventions
Well-formulated ketogenic diet
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
55 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Fairway, Kansas
Recruiting Not applicable Interventional Accepts healthy volunteers

Non-invasive Stimulation of the Glymphatic System for Slowing Cognitive Decline

NCT07044596
Conditions
Mild Traumatic Brain Injury, Post Concussion Syndrome
Interventions
Functional near-infrared spectroscopy (fNIRS), V1 stimulation electrodes, Magnetic Resonance Imaging (MRI), MAGNUS scanner
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
20 Years to 85 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Phase 2 Interventional Results available

Valacyclovir for Mild Cognitive Impairment

NCT04710030
Conditions
Mild Cognitive Impairment, Herpes Simplex 1, Herpes Simplex 2
Interventions
Valacyclovir hydrochloride 500mg caplet, Placebo sugar pill caplet
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
50 Years to 95 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
New York, New York
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
Alzheimer Disease, Mild Cognitive Impairment
Interventions
North Coast Medical Activadose II
Device
Lead sponsor
The Mind Research Network
Other
Eligibility
50 Years to 90 Years
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Albuquerque, New Mexico
Conditions
Cognitive Impairment
Interventions
Aricept
Drug
Lead sponsor
Eisai Limited
Industry
Eligibility
25 Years to 70 Years
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
2
States / cities
Maywood, Illinois • New York, New York
Conditions
Chemotherapy-Related Cognitive Impairment, Healthy
Interventions
Usability study
Other
Lead sponsor
Bright Cloud International Corp
Industry
Eligibility
20 Years to 65 Years · Female only
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
2
States / cities
North Brunswick, New Jersey
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Gerofit Exercise on Cognition in Older Veterans

NCT06107842
Conditions
Aging, Cognitive Impairment, Physical Activity
Interventions
Gerofit exercise, Health education
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
65 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
2
States / cities
West Los Angeles, California • Baltimore, Maryland
Terminated Phase 2Phase 3 Interventional Results available

Adrabetadex to Treat Niemann-Pick Type C1 (NPC1) Disease

NCT04958642
Conditions
Niemann-Pick Disease, Type C
Interventions
Adrabetadex
Drug
Lead sponsor
Mandos LLC
Industry
Eligibility
4 Years to 21 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
15
States / cities
Birmingham, Alabama • Orange, California • San Francisco, California + 12 more
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Test of Neural Inertia in Humans With Xenon

NCT02768727
Conditions
Neurocognitive Dysfunction
Interventions
Xenon
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
20 Years to 40 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
MCI, Mild Cognitive Impairment, Mild Cognitive Impairment (MCI)
Interventions
Motivationally Enhanced Compensatory Cognitive Training for Mild Cognitive Impairment (ME-CCT-MCI), Brief Motivationally Enhanced Compensatory Cognitive Training for Mild Cognitive Impairment (bME-CCT-MCI)
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
65 Years to 84 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Terminated Not applicable Interventional Accepts healthy volunteers

TMS in Preclinical and Prodromal AD: Modulation of Brain Networks and Memory

NCT04294888
Conditions
Alzheimer Disease, Mild Cognitive Impairment, Aging
Interventions
repetitive transcranial magnetic stimulation (rTMS)
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
60 Years to 85 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Charlestown, Massachusetts
Conditions
Cognitive Decline
Interventions
Not listed
Lead sponsor
Lahey Clinic
Other
Eligibility
50 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
1
States / cities
Burlington, Massachusetts
Conditions
Parkinson's Disease, Cognitive Impairment, Dementia
Interventions
Memantine, Placebo Oral Tablet
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
50 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Cardiovascular Disease, Aortic Valve Stenosis, Cognitive Assessments, Valve Surgery, Transcatheter Valve Replacement, Surgical Valve Replacement
Interventions
Observational/Cognitive Assessment
Other
Lead sponsor
Minnesota Veterans Medical Research and Education Foundation
Other
Eligibility
Up to 104 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Covid19
Interventions
Not listed
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 80 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Galveston, Texas