NCT00293176

Brief Summary

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

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
821

participants targeted

Target at P75+ for phase_4

Timeline
Completed

Started Dec 2003

Typical duration for phase_4

Geographic Reach
1 country

54 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

December 1, 2003

Completed
2.2 years until next milestone

First Submitted

Initial submission to the registry

February 16, 2006

Completed
1 day until next milestone

First Posted

Study publicly available on registry

February 17, 2006

Completed
1 year until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 1, 2007

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

March 1, 2007

Completed
Last Updated

April 1, 2011

Status Verified

March 1, 2011

Enrollment Period

3.2 years

First QC Date

February 16, 2006

Last Update Submit

March 31, 2011

Conditions

Keywords

Cognitive impairmentMemory Loss

Outcome Measures

Primary Outcomes (1)

  • Assessment of cognitive and global function in subjects with MCI.

Secondary Outcomes (1)

  • Behavioral, global and cognitive outcomes; Neuroimaging

Study Arms (2)

1

EXPERIMENTAL
Drug: Donepezil Hydrochloride

2

PLACEBO COMPARATOR
Drug: Placebo

Interventions

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.

1

Subjects will receive matching placebo tablets.

2

Eligibility Criteria

Age45 Years - 90 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • 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

You may not qualify if:

  • 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

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (54)

Unknown Facility

Albaster, Alabama, United States

Location

Unknown Facility

Mesa, Arizona, United States

Location

Unknown Facility

Peoria, Arizona, United States

Location

Unknown Facility

Sun City, Arizona, United States

Location

Unknown Facility

Tucson, Arizona, United States

Location

Unknown Facility

Fresno, California, United States

Location

Unknown Facility

Garden Grove, California, United States

Location

Unknown Facility

Irvine, California, United States

Location

Unknown Facility

San Francisco, California, United States

Location

Unknown Facility

Denver, Colorado, United States

Location

Unknown Facility

New Haven, Connecticut, United States

Location

Unknown Facility

Boynton Beach, Florida, United States

Location

Unknown Facility

Fort Meyers, Florida, United States

Location

Unknown Facility

Hollywood, Florida, United States

Location

Unknown Facility

Jacksonville, Florida, United States

Location

Unknown Facility

Melbourne, Florida, United States

Location

Unknown Facility

North Miami, Florida, United States

Location

Unknown Facility

Ocala, Florida, United States

Location

Unknown Facility

Sarasota, Florida, United States

Location

Unknown Facility

St. Petersburg, Florida, United States

Location

Unknown Facility

Tampa, Florida, United States

Location

Unknown Facility

Venice, Florida, United States

Location

Unknown Facility

West Palm Beach, Florida, United States

Location

Unknown Facility

Snellville, Georgia, United States

Location

Unknown Facility

Chicago, Illinois, United States

Location

Unknown Facility

Elkhart, Indiana, United States

Location

Unknown Facility

New Orleans, Louisiana, United States

Location

Unknown Facility

Farmington Hills, Michigan, United States

Location

Unknown Facility

Kalamazoo, Michigan, United States

Location

Unknown Facility

Las Vegas, Nevada, United States

Location

Unknown Facility

Kenilworth, New Jersey, United States

Location

Unknown Facility

Long Branch, New Jersey, United States

Location

Unknown Facility

Albany, New York, United States

Location

Unknown Facility

Lexington, New York, United States

Location

Unknown Facility

New York, New York, United States

Location

Unknown Facility

Rochester, New York, United States

Location

Unknown Facility

Staten Island, New York, United States

Location

Unknown Facility

No. Charleston, North Carolina, United States

Location

Unknown Facility

Centerville, Ohio, United States

Location

Unknown Facility

Cleveland, Ohio, United States

Location

Unknown Facility

Toledo, Ohio, United States

Location

Unknown Facility

Medford, Oregon, United States

Location

Unknown Facility

Portland, Oregon, United States

Location

Unknown Facility

Greensberg, Pennsylvania, United States

Location

Unknown Facility

Pittsburgh, Pennsylvania, United States

Location

Unknown Facility

Providence, Rhode Island, United States

Location

Unknown Facility

Madison, Tennessee, United States

Location

Unknown Facility

Houston, Texas, United States

Location

Unknown Facility

San Antonio, Texas, United States

Location

Unknown Facility

Wichita Falls, Texas, United States

Location

Unknown Facility

Salt Lake City, Utah, United States

Location

Unknown Facility

Bennington, Vermont, United States

Location

Unknown Facility

Charlottesville, Virginia, United States

Location

Unknown Facility

Seattle, Washington, United States

Location

MeSH Terms

Conditions

Memory DisordersCognitive Dysfunction

Interventions

Donepezil

Condition Hierarchy (Ancestors)

Neurobehavioral ManifestationsNeurologic ManifestationsNervous System DiseasesSigns and SymptomsPathological Conditions, Signs and SymptomsCognition DisordersNeurocognitive DisordersMental Disorders

Intervention Hierarchy (Ancestors)

IndansIndenesPolycyclic Aromatic HydrocarbonsHydrocarbons, AromaticHydrocarbons, CyclicHydrocarbonsOrganic ChemicalsPiperidinesHeterocyclic Compounds, 1-RingHeterocyclic CompoundsPolycyclic Compounds

Study Officials

  • Anita Murthy

    Eisai Inc.

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
DOUBLE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY

Study Record Dates

First Submitted

February 16, 2006

First Posted

February 17, 2006

Study Start

December 1, 2003

Primary Completion

March 1, 2007

Study Completion

March 1, 2007

Last Updated

April 1, 2011

Record last verified: 2011-03

Locations