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ClinicalTrials.gov public records Last synced Oct 21, 2026, 9:29 AM EDT

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Showing 25–48 of 461 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Dementia MCI (Mild Cognitive Impairment) Clear all
Completed Early Phase 1 Interventional Accepts healthy volunteers

Time-in-bed Restriction in Older Adults With Sleep Difficulties With and Without Risk for Alzheimer's Disease

NCT05138848
View directory record Official record
Conditions
Alzheimer Disease, Late Onset, Mild Cognitive Impairment, Sleep, Cognitive Change, Amyloid
Interventions
Time in Bed Restriction, Sleep Schedule
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
65 Years to 85 Years
Enrollment
99 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Not applicable Interventional

Network Modulation in Alzheimer's Disease

NCT04045990
View directory record Official record
Conditions
Alzheimer Disease, Primary Progressive Aphasia, Mild Cognitive Impairment
Interventions
repetitive transcranial magnetic stimulation (rTMS)
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 90 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Charlestown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 17, 2022 · Synced Oct 21, 2026, 9:29 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Longitudinal Imaging of Microglial Activation in Different Clinical Variants of Alzheimer's Disease

NCT04576793
View directory record Official record
Conditions
Alzheimer Disease
Interventions
11C-ER176, 18F-MK6240, 18F-Florbetaben, Lumbar Puncture
Drug · Procedure
Lead sponsor
Columbia University
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Oct 21, 2026, 9:29 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Wake Forest Alzheimer's Disease Clinical Core

NCT03140865
View directory record Official record
Conditions
Alzheimer's Disease, Mild Cognitive Impairment, Prediabetic State
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
55 Years and older
Enrollment
850 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2031
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Not applicable Interventional Results available

Brain Energy for Amyloid Transformation in Alzheimer's Disease Study

NCT03472664
View directory record Official record
Conditions
Alzheimer Disease, Mild Cognitive Impairment
Interventions
low carbohydrate/high fat diet, low fat/high carbohydrate diet
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
55 Years to 85 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 21, 2026, 9:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Discovery of Novel Biomarkers That Will Lead to the Early Detection of Alzheimer's Disease

NCT03136679
View directory record Official record
Conditions
Mild Cognitive Impairment, Alzheimer Disease
Interventions
Not listed
Lead sponsor
Baylor Research Institute
Other
Eligibility
40 Years and older
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 26, 2026 · Synced Oct 21, 2026, 9:29 AM EDT
Recruiting Phase 2 Interventional

Repurposing Siponimod for Alzheimer's Disease

NCT06639282
View directory record Official record
Conditions
Alzheimer Disease, Mild Alzheimer Disease, MCI With Increased Risk for Alzheimer Disease, Cognitive Impairment, Mild
Interventions
Siponimod, Placebo
Drug
Lead sponsor
St. Joseph's Hospital and Medical Center, Phoenix
Other
Eligibility
50 Years to 85 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Oct 21, 2026, 9:29 AM EDT
Not listed Not applicable Interventional

Can Lifestyle Changes Reverse Early-Stage Alzheimer's Disease

NCT04606420
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Lifestyle medicine
Behavioral
Lead sponsor
Preventive Medicine Research Institute
Other
Eligibility
45 Years to 90 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
4
States / cities
San Diego, California • Sausalito, California • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2022 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Not applicable Interventional

Disclosing Dementia Risk Based on Plasma Phosphorylated Tau

NCT05377060
View directory record Official record
Conditions
Alzheimer Disease, Mild Cognitive Impairment
Interventions
Plasma p-tau risk disclosure, Standard risk disclosure
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
60 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Nashville, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 29, 2025 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Phase 1 Interventional

Impact of Grape Consumption on Brain Metabolism and Cognitive Function

NCT01573611
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Grape Powder, Placebo Powder
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
65 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 4, 2014 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Not applicable Interventional Results available

Effect of Blueberry Supplementation on Alzheimer's Biomarkers

NCT05172128
View directory record Official record
Conditions
Mild Cognitive Impairment, Alzheimer Disease
Interventions
lyophilized blueberry supplement
Dietary Supplement
Lead sponsor
Duke University
Other
Eligibility
55 Years to 85 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 21, 2026, 9:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Study of Brain Aging in Vietnam War Veterans

NCT01687153
View directory record Official record
Conditions
Traumatic Brain Injury, Post Traumatic Stress Disorder, Alzheimer's Disease, Mild Cognitive Impairment
Interventions
Not listed
Lead sponsor
University of Southern California
Other
Eligibility
50 Years to 90 Years
Enrollment
289 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2021
U.S. locations
19
States / cities
Sun City, Arizona • Irvine, California • La Jolla, California + 14 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2021 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Not applicable Interventional Results available

Study of the Effects of Cerefolin NAC on Inflammation Blood Markers in Older Individuals With Memory Complaints

NCT00597376
View directory record Official record
Conditions
Subjective Memory Loss in Older Persons
Interventions
Cerefolin NAC (a medical food), Cerefolin NAC placebo
Other
Lead sponsor
Rush University Medical Center
Other
Eligibility
60 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 23, 2013 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Phase 4 Interventional Results available

Cognitive Decline in Non-demented PD

NCT01340885
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Strattera, Exelon, Placebo
Drug · Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 7, 2020 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Not applicable Interventional

Innovative Cognitive Impairment Case Finding and Engagement for Diverse Participation in Alzheimer's Disease Care, Treatment, And Research

NCT07016178
View directory record Official record
Conditions
Mild Cognitive Impairment (MCI), Alzheimer Disease, Alzheimer's Disease (Incl Subtypes), Dementia, Cognitive Decline
Interventions
Acceptability and Feasibility of Twistle messaging for PDM+ patients
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
65 Years and older
Enrollment
3,454 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Influence of Beta Amyloid Imaging on Care of Patients Cognitive Complaints.

NCT02309723
View directory record Official record
Conditions
Alzheimer's Disease, Mild Cognitive Impairment
Interventions
Beta amyloid imaging
Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years to 100 Years
Enrollment
315 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 10, 2017 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Phase 3 Interventional

Memory Impairment Study (Mild Cognitive Impairment Study)

NCT00000173
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Donepezil, Vitamin E
Drug
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
55 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2004
U.S. locations
63
States / cities
Phoenix, Arizona • Tucson, Arizona • Irvine, California + 53 more
Source: ClinicalTrials.gov public record
Updated Dec 11, 2009 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Memantine Plus Es-citalopram in Elderly Depressed Patients With Cognitive Impairment

NCT01876823
View directory record Official record
Conditions
Mild Cognitive Impairment, Major Depressive Disorder, Alzheimer's Disease
Interventions
es-citalopram, Memantine
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
50 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 24, 2014 · Synced Oct 21, 2026, 9:29 AM EDT
Completed No phase listed Observational

Identification of Patients With a High Probability of Meeting Eligibility Criteria for an Alzheimer's Disease Clinical Trial (APHELEIA)

NCT05364307
View directory record Official record
Conditions
Alzheimer Disease, Mild Cognitive Impairment, Memory Loss, Memory Disorders, Memory Impairment
Interventions
Prescreener database
Other
Lead sponsor
Global Alzheimer's Platform Foundation
Other
Eligibility
50 Years to 90 Years
Enrollment
1,555 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
18
States / cities
San Diego, California • Santa Ana, California • Aventura, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Feb 5, 2025 · Synced Oct 21, 2026, 9:29 AM EDT
Terminated Phase 1 Interventional

Study of the Pharmacokinetics and Pharmacodynamics of POSIPHEN® in Subjects With Amnestic Mild Cognitive Impairment

NCT01072812
View directory record Official record
Conditions
Alzheimer's Disease, Amnestic Mild Cognitive Impairment
Interventions
Posiphen® tartrate capsules
Drug
Lead sponsor
Annovis Bio Inc.
Industry
Eligibility
55 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 22, 2015 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Light Exposure Tracker Designed to Improve Circadian Rhythms - Aim 1

NCT06356337
View directory record Official record
Conditions
Alzheimer's Disease, Mild Cognitive Impairment
Interventions
Light goggles, Daily reminder test message
Device · Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
55 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Menands, New York
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Oct 21, 2026, 9:29 AM EDT
Completed Phase 1 Interventional

Allopregnanolone for Mild Cognitive Impairment Due to Alzheimer's Disease or Mild AD

NCT02221622
View directory record Official record
Conditions
Mild Cognitive Impairment, Alzheimer Disease
Interventions
Allopregnanolone injection (intravenous solution), Placebo injection (intravenous solution)
Drug
Lead sponsor
University of Southern California
Other
Eligibility
55 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 5, 2019 · Synced Oct 21, 2026, 9:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

African American Alzheimer's Progression Markers - CSF and Neuro-Imaging

NCT02089555
View directory record Official record
Conditions
Mild Cognitive Impairment, Alzheimer's Disease
Interventions
Lumbar puncture, Blood draw, Magnetic Resonance Imaging (MRI)
Procedure
Lead sponsor
Emory University
Other
Eligibility
60 Years to 85 Years
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 23, 2016 · Synced Oct 21, 2026, 9:29 AM EDT
Completed No phase listed Observational

DHS MIND Metabolomics

NCT03975309
View directory record Official record
Conditions
Diabetes
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
417 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 5, 2023 · Synced Oct 21, 2026, 9:29 AM EDT