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Showing 1–24 of 98 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Dementia Prevention Clear all
Recruiting Phase 2 Interventional Accepts healthy volunteers

ALA-enriched Nutrition for Prevention of Cognitive Decline in APOE4 Older Adults

NCT07392723
View directory record Official record
Conditions
Cognitive Dysfunction, Alzheimer Disease, Blood-Brain Barrier, Apolipoprotein E, Deficiency or Defect of, Brain Aging, Fatty Acids, Omega-3
Interventions
Alpha-Linolenic Acid (2.6 g/day), Placebo Control Group
Drug · Dietary Supplement
Lead sponsor
Michal Schnaider Beeri, Ph.D.
Other
Eligibility
60 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Jun 10, 2026, 1:36 PM EDT
Not listed Not applicable Interventional

FallsTalk Falls Prevention Program for Caregivers and Persons With Memory Loss or Dementia

NCT03961386
View directory record Official record
Conditions
Falls (Accidents) in Old Age
Interventions
FallsTalk-C, FallsTalk
Behavioral
Lead sponsor
Brookside Research & Development Company
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Freeland, Washington
Source: ClinicalTrials.gov public record
Updated Jun 5, 2019 · Synced Jun 10, 2026, 1:36 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Prevention of Alzheimer's Disease by Vitamin E and Selenium (PREADVISE)

NCT00040378
View directory record Official record
Conditions
Alzheimer Disease
Interventions
alphatocopherol, Selenium, Placebo replacement for vitamin E, Placebo replacement for Selenium
Drug
Lead sponsor
Frederick Schmitt
Other
Eligibility
60 Years to 90 Years · Male only
Enrollment
4,246 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2016
U.S. locations
84
States / cities
Birmingham, Alabama • Anchorage, Alaska • Chula Vista, California + 70 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2018 · Synced Jun 10, 2026, 1:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

CPI Training for Parents of Children With ASD

NCT03537261
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Parent-based Crisis Prevention Institute (CPI) physical management training program (P-CPI)
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
5 Years to 12 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Lexington, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 28, 2021 · Synced Jun 10, 2026, 1:36 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Continuation of The Kronos Early Estrogen Prevention Study (KEEPS)

NCT03718494
View directory record Official record
Conditions
Alzheimer Dementia
Interventions
Brain Magnetic Resonance Imaging (MRI), F-18 Florbetapir Positron Emission Tomography (PET) Imaging, F-18 AV-1451 Positron Emission Tomography (PET) Imaging, Neuropsychological Testing
Diagnostic Test · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
49 Years to 72 Years · Female only
Enrollment
299 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
6
States / cities
Phoenix, Arizona • San Francisco, California • New Haven, Connecticut + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 16, 2023 · Synced Jun 10, 2026, 1:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Financial Incentives and Recruitment to the APT Webstudy

NCT06033066
View directory record Official record
Conditions
Alzheimer Disease, Dementia, Preclinical Alzheimer's Disease, Prodromal Alzheimer's Disease
Interventions
Financial Incentives, Message
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
50 Years and older
Enrollment
44,844 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Martinez, California
Source: ClinicalTrials.gov public record
Updated Jun 24, 2025 · Synced Jun 10, 2026, 1:36 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Alzheimer's Disease Anti-Inflammatory Prevention Trial (ADAPT)

NCT00007189
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Naproxen Sodium (Aleve), Celecoxib (Celebrex)
Drug
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
70 Years and older
Enrollment
2,625 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2001
U.S. locations
6
States / cities
Sun City, Arizona • Tampa, Florida • Baltimore, Maryland + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 18, 2016 · Synced Jun 10, 2026, 1:36 PM EDT
Not yet recruiting Not applicable Interventional

Prediction and Prevention of Postoperative Mortality and Morbidity

NCT06042413
View directory record Official record
Conditions
Dementia, Postoperative Delirium (POD), Postoperative Neurocognitive Disorder, Major Adverse Cardiac and Cerebrovascular Events, Perioperative Complications, Postoperative Cognitive Decline
Interventions
Personalized CPC Prehabilitation, Cognitive Training, Meditation, Daily Exercise, Enhanced Social Support, Proactive Bundle Interventions, Pre-operative Standard of Care, Intra-operative Standard of Care
Other · Behavioral · Procedure
Lead sponsor
University of Pittsburgh
Other
Eligibility
65 Years and older
Enrollment
1,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
5
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Jun 10, 2026, 1:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Violence Prevention for Adolescent Girls With Prior Maltreatment

NCT02765048
View directory record Official record
Conditions
PTSD, Depression, Aggression, Victimization
Interventions
GAIN Program
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
12 Years and older
Enrollment
312 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
3
States / cities
Arnold, Missouri • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 5, 2016 · Synced Jun 10, 2026, 1:36 PM EDT
Recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

A Study of a Potential Disease Modifying Treatment in Individuals at Risk for or With a Type of Early Onset AD Caused by a Genetic Mutation

NCT06647498
View directory record Official record
Conditions
Alzheimers Disease, Dementia, Alzheimers Disease, Familial
Interventions
Remternetug, Matching Placebo (Remternetug)
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2034
U.S. locations
12
States / cities
Birmingham, Alabama • La Jolla, California • New Haven, Connecticut + 9 more
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced Jun 10, 2026, 1:36 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Gamma Light and Sound Stimulation to Prevent Dementia in Cognitively Normal People At Risk for Alzheimer's Disease

NCT05776641
View directory record Official record
Conditions
Alzheimer Disease, Family Members
Interventions
GENUS
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
55 Years to 90 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
2
States / cities
Boston, Massachusetts • Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 9, 2025 · Synced Jun 10, 2026, 1:36 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Multi-Site Evaluation of Second Step

NCT01792167
View directory record Official record
Conditions
Aggression
Interventions
Second Step Curriculum
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
11 Years to 15 Years
Enrollment
4,089 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Champaign, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 17, 2014 · Synced Jun 10, 2026, 1:36 PM EDT
Active, not recruiting Not applicable Interventional

Feasibility & Acceptability of App-based Cognitive Behavioral Therapy for Postpartum Depression Prevention

NCT06365645
View directory record Official record
Conditions
Postpartum Depression, Postpartum Anxiety, Stress
Interventions
M.Bapp, App-based parenting education
Behavioral
Lead sponsor
Women and Infants Hospital of Rhode Island
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jun 24, 2025 · Synced Jun 10, 2026, 1:36 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

The Diabetes Prevention Program Outcomes Study AD/ADRD Project

NCT05704309
View directory record Official record
Conditions
Diabetes, Alzheimer Disease, Dementia, Vascular, Dementia, PreDiabetes
Interventions
Not listed
Lead sponsor
Marinella Temprosa
Other
Eligibility
Not listed
Enrollment
1,976 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
27
States / cities
Phoenix, Arizona • Alhambra, California • San Diego, California + 21 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Jun 10, 2026, 1:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sleep, Aging and Risk for Alzheimer's Disease

NCT01962779
View directory record Official record
Conditions
Sleep Disordered Breathing, Alzheimer's Disease
Interventions
Continuous positive airway pressure (CPAP)
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
50 Years and older
Enrollment
235 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 20, 2020 · Synced Jun 10, 2026, 1:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Home-Based Assessment for Alzheimer Disease Prevention

NCT00546767
View directory record Official record
Conditions
Mild Cognitive Impairment, Alzheimer's Disease
Interventions
Mail and Live Phone, Interactive Voice Response (IVR), Home-based Computer Kiosk, Traditional Evaluation Instruments
Behavioral
Lead sponsor
Alzheimer's Disease Cooperative Study (ADCS)
Other
Eligibility
75 Years and older
Enrollment
640 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
28
States / cities
Birmingham, Alabama • Sun City, Arizona • Irvine, California + 23 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2014 · Synced Jun 10, 2026, 1:36 PM EDT
Completed Phase 4 Interventional Results available

Lithium As a Treatment to Prevent Impairment of Cognition in Elders

NCT03185208
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Lithium Carbonate, Placebo oral capsule
Drug
Lead sponsor
Ariel Gildengers, MD
Other
Eligibility
60 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Jun 10, 2026, 1:36 PM EDT
Terminated Early Phase 1 Interventional

Brain Imaging in the Diabetes Prevention Program Outcomes Study

NCT03757910
View directory record Official record
Conditions
Alzheimer Disease
Interventions
18F-MK-6240, 11C-PIB
Drug
Lead sponsor
José A. Luchsinger
Other
Eligibility
60 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 3, 2024 · Synced Jun 10, 2026, 1:36 PM EDT
Active, not recruiting Phase 3 Interventional

DIAN-TU Amyloid Removal Trial (ART) in Dominantly Inherited Alzheimer's Disease

NCT06384573
View directory record Official record
Conditions
Alzheimer's Disease, Dementia, Alzheimer's Disease, Familial
Interventions
lecanemab
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
4
States / cities
Birmingham, Alabama • Indianapolis, Indiana • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Jun 10, 2026, 1:36 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effects of Simvastatin on Biomarkers

NCT01142336
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Simvastatin, Placebo
Drug
Lead sponsor
University of Washington
Other
Eligibility
45 Years to 64 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 27, 2017 · Synced Jun 10, 2026, 1:36 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Evaluating Simvastatin's Potential Role in Therapy

NCT00486044
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Simvastatin, Placebo
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
35 Years to 69 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 4, 2019 · Synced Jun 10, 2026, 1:36 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Alzheimer's Prevention Registry: A Program to Accelerate Enrollment Into Studies

NCT02022943
View directory record Official record
Conditions
Alzheimer's Disease, Dementia
Interventions
Not listed
Lead sponsor
Banner Health
Other
Eligibility
18 Years to 110 Years
Enrollment
500,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2030
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Jun 10, 2026, 1:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

P3 (Prepared, Protected, emPowered)

NCT03320512
View directory record Official record
Conditions
Sexually Transmitted Diseases, Safe Sex, Adherence, Medication
Interventions
P3+, Control
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
16 Years to 24 Years · Male only
Enrollment
246 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
9
States / cities
Tampa, Florida • Atlanta, Georgia • Chicago, Illinois + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 24, 2022 · Synced Jun 10, 2026, 1:36 PM EDT
Not listed Phase 2 Interventional

Prevention of Cognitive Decline in Alzheimer's Disease by Ingested Interferon Alpha

NCT00031018
View directory record Official record
Conditions
Memory Disorders, Alzheimer's Disease
Interventions
Aricept, IFN-alpha2A
Drug
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
50 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 4, 2008 · Synced Jun 10, 2026, 1:36 PM EDT