Study Status: Completed
Recruit Status: Completed
Study Type: Interventional
Official Title: An 18-Week, Multi-Center, Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study Of The Efficacy, Safety, And Tolerability Of Donepezil HCl (E2020) In Patients With C
Brief Summary: This is an 18-week, prospective, multi-center, randomized, double-blind, placebo-controlled, (1:1) parallel-group study.