The Evaluation of the Efficacy and Safety of Donepezil Hydrochloride in Subjects With Mild Cognitive Impairment (MCI)

NCT ID: NCT00293176

Last Updated: 2011-04-01

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE4

Total Enrollment

821 participants

Study Classification

INTERVENTIONAL

Study Start Date

2003-12-31

Study Completion Date

2007-03-31

Brief Summary

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To investigate the efficacy and safety of donepezil in individuals with mild cognitive impairment on measures of cognition, global function and behavior.

Detailed Description

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Conditions

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Memory Loss

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Study Groups

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1

Group Type EXPERIMENTAL

Donepezil Hydrochloride

Intervention Type DRUG

Subects will receive a starting dose of 5 mg orally. Dose-escalation from 5 mg to 10 mg will occur at the Week 9 Visit.

2

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Subjects will receive matching placebo tablets.

Interventions

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Donepezil Hydrochloride

Subects will receive a starting dose of 5 mg orally. Dose-escalation from 5 mg to 10 mg will occur at the Week 9 Visit.

Intervention Type DRUG

Placebo

Subjects will receive matching placebo tablets.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Memory complaint
* Mini Mental Status Exam (MMSE) score 24-28 inclusive
* General cognition and function performance sufficiently preserved such that a diagnosis of Alzheimer's disease (AD) cannot be made
* Generally healthy and ambulatory
* Sufficiently fluent in English

Exclusion Criteria

* Diagnosis of probable or possible AD
* Neurological disorders
* History of malignant cancers
* Previously have taken donepezil or other acetylcholinesterase (ChE) inhibitors for more than 1 month or in the past 3 months prior to study entry
Minimum Eligible Age

45 Years

Maximum Eligible Age

90 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Pfizer

INDUSTRY

Sponsor Role collaborator

Eisai Inc.

INDUSTRY

Sponsor Role lead

Principal Investigators

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Anita Murthy

Role: STUDY_DIRECTOR

Eisai Inc.

Locations

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Albaster, Alabama, United States

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Mesa, Arizona, United States

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Peoria, Arizona, United States

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Sun City, Arizona, United States

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Tucson, Arizona, United States

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Fresno, California, United States

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Garden Grove, California, United States

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Irvine, California, United States

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San Francisco, California, United States

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Denver, Colorado, United States

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New Haven, Connecticut, United States

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Boynton Beach, Florida, United States

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Fort Meyers, Florida, United States

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Hollywood, Florida, United States

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Jacksonville, Florida, United States

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Melbourne, Florida, United States

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North Miami, Florida, United States

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Ocala, Florida, United States

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Sarasota, Florida, United States

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St. Petersburg, Florida, United States

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Tampa, Florida, United States

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Venice, Florida, United States

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West Palm Beach, Florida, United States

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Snellville, Georgia, United States

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Chicago, Illinois, United States

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Elkhart, Indiana, United States

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New Orleans, Louisiana, United States

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Farmington Hills, Michigan, United States

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Kalamazoo, Michigan, United States

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Las Vegas, Nevada, United States

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Kenilworth, New Jersey, United States

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Long Branch, New Jersey, United States

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Albany, New York, United States

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Lexington, New York, United States

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New York, New York, United States

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Rochester, New York, United States

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Staten Island, New York, United States

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No. Charleston, North Carolina, United States

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Centerville, Ohio, United States

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Cleveland, Ohio, United States

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Toledo, Ohio, United States

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Medford, Oregon, United States

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Portland, Oregon, United States

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Greensberg, Pennsylvania, United States

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Pittsburgh, Pennsylvania, United States

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Providence, Rhode Island, United States

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Madison, Tennessee, United States

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Houston, Texas, United States

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San Antonio, Texas, United States

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Wichita Falls, Texas, United States

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Salt Lake City, Utah, United States

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Bennington, Vermont, United States

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Charlottesville, Virginia, United States

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Seattle, Washington, United States

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Countries

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United States

Other Identifiers

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E2020-A001-412

Identifier Type: -

Identifier Source: org_study_id

NCT00100022

Identifier Type: -

Identifier Source: nct_alias

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