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Completed Phase 4 Interventional Results available

A 28-Week Open Label Extension Study Evaluating Safety and Tolerability of Donepezil Hydrochloride in Subjects With Mild Cognitive Impairment

ClinicalTrials.gov ID: NCT00934375

Public ClinicalTrials.gov record NCT00934375. 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 Sep 9, 2026, 6:48 AM 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.

This is a multi-center, open-label study of 28 weeks duration in subjects with Mild Cognitive Impairment who have completed the double-blind study (E2020-A001-412).

Study identification

NCT ID
NCT00934375
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Lead sponsor
Eisai Inc.
Industry
Enrollment
145 participants

Conditions and interventions

Eligibility (public fields only)

Age range
45 Years to 90 Years
Sex
All
Healthy volunteers
Not listed

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

Study timeline

Start date
Jan 31, 2006
Primary completion
Aug 31, 2007
Completion
Aug 31, 2007
Last update posted
Jan 13, 2014

2006 – 2007

United States locations

U.S. sites
49
U.S. states
17
U.S. cities
46
Facility City State ZIP Site status
Neurology Neurodiagnostic Lab, LLC Alabaster Alabama 35007
Pivotal Research Centers Peoria Arizona 85381
Sun Health Research Institute Sun City Arizona 85351
Northwest Neurospecialists, PLLC Tucson Arizona 85741-3537
The Neurology Center Encinitas California 92024
Margolin Brain Institute Fresno California 93720
Colaborative Neuroscience Network (CNS Network) Garden Grove California 92845
Nerve Pro Research Irvine California 92618
Optimum Health Services La Mesa California 91942
Pacific Research Network San Diego California 92103
Neurological Research Institute Santa Monica California 90404
CA Neuroscience Research Sherman Oaks California 91403
Pacific Research Network Vista California 92081
Yale University Alzheimers Disease Research Unit School of Medicine Department of Psychiatry New Haven Connecticut 06510
North Broward Medical Center Memory Disorder Center Deerfield Beach Florida 33064
Neurologic Consultants Fort Lauderdale Florida 33308
Berma Research Group Hialeah Florida 33016
Sunrise Clinical Research Hollywood Florida 33021
Wien Center for Memory Disorders, Mount Sinai Medical Center Miami Beach Florida 33140
Berma Research Group Plantation Florida 33317
The Roskamp Institute Sarasota Florida 34243
Comprehensive Neuroscience, Inc. St. Petersburg Florida 33702
Stedman Clinical Trials, LLC Tampa Florida 33613
USF Memory Disorder's Clinic Tampa Florida 33613
USF Suncoast Gerontalogy Center Tampa Florida 33617
Center for Clinical Trials. L.C. Venice Florida 34285
Palm Beach Neurology West Palm Beach Florida 33407
Lexington Clinic Lexington Kentucky 40504
Borgess Research Institute Kalamazoo Michigan 49048
St. Louis University - Clinical Trials Unit St Louis Missouri 63104
Comprehensive Neuroscience, Inc Kenilworth New Jersey 07033
Neurological Associates of Albany, PC Neurology Albany New York 12208
Neurobehavioral Research Inc. Lawrence New York 11559
New York University School of Medicine Aging and Dementia Research Center New York New York 10016
Columbia University New York New York 10032
Monroe Community Hospital Program in Neurobehavioral Therapeutics Rochester New York 14620
Behavioral Medical Research of Staten Island Staten Island New York 10305
The Ohio State University Columbus Ohio 43210
Neurology Center of Ohio Toledo Ohio 43623
Pahl Pharmaceutical Research, LLC Oklahoma City Oklahoma 73118
Summit Research Network(Oregon) Inc. Portland Oregon 97210
Clinical Trial Specialists Bala-Cynwyd Pennsylvania 19004
Westmoreland Neurology Associates Greensburg Pennsylvania 15601
The Clinical Trial Center, LLC Jenkintown Pennsylvania 19046
Medical University of South Carolina-Alzheimer's Research Charleston South Carolina 29406
The University of Texas Mental Sciences Instittute Houston Texas 77030
START Center San Antonio Texas 78229-3900
Grayline Clinical Drug Trials Wichita Falls Texas 76309
Southwestern Vermont Medical Center - The Memory Clinc Bennington Vermont 05201

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00934375, 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 Jan 13, 2014 · Synced Sep 9, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00934375 live on ClinicalTrials.gov.

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