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Related Studies
Efficacy and Safety of Aricept in the Treatment of Severe Alzheimer’s Disease
This study has been completed.
First Received: November 9, 2004   Last Updated: March 1, 2007   History of Changes
Sponsor: Eisai Inc.
Collaborator: Pfizer
Information provided by: Eisai Inc.
ClinicalTrials.gov Identifier: NCT00096473
  Purpose

Donepezil hydrochloride (Aricept) has been approved to treat symptoms associated with mild to moderate Alzheimer’s disease (AD). Aricept has been shown to improve the memory and thinking abilities, activities of daily living and global function in patients. The purpose of the study is to further investigate the effectiveness and safety of donepezil in patients with severe Alzheimer’s disease.

Donepezil is thought to work in the brain by increasing the levels of an important brain chemical called acetylcholine. This chemical helps a person’s memory to work better.


Condition Intervention Phase
Alzheimer's Disease
Dementia
Drug: Donepezil hydrochloride
Phase III

Study Type: Interventional
Study Design: Treatment, Randomized, Double-Blind, Placebo Control, Parallel Assignment, Safety/Efficacy Study
Official Title: A 24 Week, Multicenter, Randomized, Double-Blind, Placebo-Controlled Evaluation of the Safety and Efficacy of Donepezil Hydrochloride (E2020) in Patients With Severe Alzheimer's Disease Followed by a 12 Week Open-Label Extension Period

Resource links provided by NLM:


Further study details as provided by Eisai Inc.:

Primary Outcome Measures:
  • Assessments of global and cognitive function of Severe AD patients

Secondary Outcome Measures:
  • Assessment of behavior and performance on Activity of Daily Living in severe AD patients
  • Assessment of caregiver burden

Estimated Enrollment: 350
Study Start Date: January 2001
Estimated Study Completion Date: June 2005
  Eligibility

Ages Eligible for Study:   50 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Clinically diagnosed Alzheimer’s Disease with MMSE score 1~12
  • Have not been treated by any medication for Alzheimer’s Disease in past 3 months
  • Live in community or Assisted Living Facility
  • Healthy or with chronic diseases that are medically controlled or stabilized
  • Able to swallow tablets

Exclusion Criteria:

  • Any primary neurological or psychiatric diagnosis (including depressive disorder) other than Alzheimer’s Disease
  • Dementia caused by organic diseases other than Alzheimer’s Disease
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00096473

  Show 41 Study Locations
Sponsors and Collaborators
Eisai Inc.
Pfizer
Investigators
Study Director: Sharon Richardson, Ph.D. Eisai Inc.
Study Director: Honglan Li, Ph.D. Eisai Inc.
  More Information

No publications provided

Study ID Numbers: E2020-A001-315
Study First Received: November 9, 2004
Last Updated: March 1, 2007
ClinicalTrials.gov Identifier: NCT00096473     History of Changes
Health Authority: United States: Food and Drug Administration

Keywords provided by Eisai Inc.:
Alzheimer's Disease
dementia
acetylcholinesterase
donepezil
Aricept
memory loss
Severe dementia of the Alzheimer's type

Additional relevant MeSH terms:
Nootropic Agents
Neurotransmitter Agents
Molecular Mechanisms of Pharmacological Action
Physiological Effects of Drugs
Alzheimer Disease
Nervous System Diseases
Central Nervous System Diseases
Enzyme Inhibitors
Cholinergic Agents
Brain Diseases
Neurodegenerative Diseases
Pharmacologic Actions
Cholinesterase Inhibitors
Delirium, Dementia, Amnestic, Cognitive Disorders
Mental Disorders
Therapeutic Uses
Donepezil
Dementia
Tauopathies
Central Nervous System Agents

ClinicalTrials.gov processed this record on November 27, 2009