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Completed No phase listed Observational Accepts healthy volunteers

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

ClinicalTrials.gov ID: NCT00040378

Public ClinicalTrials.gov record NCT00040378. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 17, 2026, 6:27 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The Prevention of Alzheimer's Disease by Vitamin E and Selenium (PREADVISE) prevention trial is an important addition to the Selenium and Vitamin E Cancer Prevention Trial (SELECT). As a prevention trial, PREADVISE is trying to find out if taking selenium and/or Vitamin E supplements can help to prevent memory loss and dementia such as Alzheimer's disease.

Study identification

NCT ID
NCT00040378
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
Frederick Schmitt
Other
Enrollment
4,246 participants

Conditions and interventions

Eligibility (public fields only)

Age range
60 Years to 90 Years
Sex
Male
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
May 2002 (Actual)
Primary completion
Jan 2014 (Actual)
Completion
Aug 2016 (Actual)
Last update posted
Mar 14, 2018

2002 – 2016

United States locations

U.S. sites
84
U.S. states
28
U.S. cities
73
Facility City State ZIP Site status
University of Alabama at Birmingham Preventive Medicine Birmingham Alabama 35294-4410 —
Alaska Regional Hospital Anchorage Alaska 99508 —
Providence Alaska Medical Center Anchorage Alaska 99508 —
University of California, San Diego - Chula Vista Chula Vista California 91910 —
Glendale Memorial Hospital Glendale California 91204 —
University of California, San Diego La Jolla California 92037-1709 —
VA Medical Center Loma Linda California 92354-3866 —
VAMC Long Beach Long Beach California 90822 —
Northridge Hospital Medical Center Northridge California 91328 —
Santa Rosa Memorial Hospital Regional CCOP Santa Rosa California 95403 —
LABIOMED (Los Angeles Biomedical) Research Institute at Harbor-UCLA Medical Center Torrance California 90502-2064 —
Lionel B. Katchem Upland California 91786 —
Rocky Mountain CC/Poudre Valley Hospital Fort Collins Colorado 80524 —
Sibley Memorial Hospital Washington D.C. District of Columbia 20016 —
George Washington University Medical Center Washington D.C. District of Columbia 20037 —
DC United MBCCOP Washington D.C. District of Columbia 20060-0001 —
Baptist Medical Center Jacksonville Florida 32207-8560 —
Kaiser Southeast Permanente Medical Group Tucker Georgia 30084 —
Bliss Cancer Center/McFarland Clinic/Mary Greely MC Ames Iowa 50010 —
Cedar Rapids CCOP Cedar Rapids Iowa 52403 —
Genesis Medical Center Davenport Iowa 52804 —
Iowa Oncology Research Association Des Moines Iowa 50309-1016 —
Siouxland Hematology-Oncology Associates Sioux City Iowa 51101 —
University of Kansas Medical Center Kansas City Kansas 66160 —
Stormont-Vail Health Care/Cotton O'Neil Clinic Topeka Kansas 66606 —
Wichita CCOP Wichita Kansas 67214-3882 —
Our Lady of Bellefonte Hospital Inc. Ashland Kentucky 41101 —
University of Kentucky Medical Center Lexington Kentucky 40536-0093 —
Louisville VA Medical Center Louisville Kentucky 40206-1499 —
Anne Arundel Medical Center Annapolis Maryland 21401-2777 —
Berkshire Hematology Oncology/Bershire Medical Center Pittsfield Massachusetts 01201 —
Bixby Oncology Center Adrian Michigan 49221 —
Henry Ford Hospital Detroit Michigan 48202 —
Grand Rapids Clinical Oncology Program CCOP Grand Rapids Michigan 49503-2560 —
Monroe Clinic Monroe Michigan 48162 —
St. Joseph Mercy Oakland Pontiac Michigan 48341 —
Munson Medical Center Traverse City Michigan 49684-2386 —
Duluth CCOP Duluth Minnesota 55805 —
St. John's Regional Medical Center Joplin Missouri 64804 —
St. John's Health System Springfield Missouri 65804 —
Cancer Research for the Ozarks Springfield Missouri 65807 —
Montana Cancer Consortium CCOP Billings Montana 59101 —
Benefis Health Care Great Falls Montana 59405 —
Good Samaritan Health Systems - Cancer Center Kearney Nebraska 68847 —
Cancer Resource Center Lincoln Nebraska 68510-4844 —
Alegent Health Immanuel Medical Center Omaha Nebraska 68122 —
Alegent Health Bergan Mercy Medical Center Omaha Nebraska 68124 —
Missouri Valley Cancer Cons CCOP/Creighton University Omaha Nebraska 68131 —
Washoe Medical Center Reno Nevada 89520 —
VAMC New Jersey Health Care System East Orange New Jersey 07018-1095 —
Warren Hospital Phillipsburg New Jersey 08865 —
Riverview Medical Center Red Bank New Jersey 07701 —
Stratton Veterans Affairs Medical Center Albany New York 12208 —
Bassett Research Institute Cooperstown New York 13326-1394 —
Glens Falls Hospital Glens Falls New York 12801 —
Good Samaritan Hospital Cincinnati Ohio 45220-2489 —
Columbus CCOP Columbus Ohio 43206 —
Fremont Memorial Hospital Fremont Ohio 43420 —
NW Ohio Oncology Center/St. Luke's Hospital Maumee Ohio 43537 —
St. Charles Hospital Oregon Ohio 43616 —
Flower Hospital Sylvania Ohio 43560-2197 —
Toledo Hospital Toledo Ohio 43606 —
St. Vincent Medical Center Toledo Ohio 43608 —
Toledo CCOP Toledo Ohio 43623 —
Toledo Clinic Inc. Toledo Ohio 43623 —
Muskogee Regional Medical Center Muskogee Oklahoma 74401-5075 —
Abington Memorial Hospital Abington Pennsylvania 19001-3788 —
Lehigh Valley Hospital Allentown Pennsylvania 18103 —
St. Luke's Hospital and Health Network Bethlehem Pennsylvania 18015 —
Doylestown Hospital Doylestown Pennsylvania 18901 —
York Cancer Center/Wellspan Health York Pennsylvania 17403-5049 —
Sioux Community Cancer Consortium Sioux Falls South Dakota 57105 —
Thompson Cancer Survival Center Knoxville Tennessee 37916 —
Baptist Memorial Hospital - Memphis Memphis Tennessee 38120 —
Meharry Medical College Nashville Tennessee 37208-3599 —
Methodist Regional Cancer Center Oak Ridge Tennessee 37830 —
Methodist Hospitals of Dallas Dallas Texas 75203 —
Scott & White CCOP Temple Texas 76508 —
Cascadia Clinical Trials at St. Joseph Hospital Bellingham Washington 98225-1898 —
Virginia Mason CCOP Seattle Washington 98101 —
Swedish Medical Center Seattle Washington 98104 —
Northwest Hospital Seattle Washington 98133 —
Marshfield Clinic Marshfield Wisconsin 54449-5703 —
Sinai Samaritan Medical Center Milwaukee Wisconsin 53233 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 7 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00040378, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Mar 14, 2018 · Synced Oct 17, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00040378 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →