Drug-Drug Interaction Study With Aricept® (Donepezil)

Inclusion Criteria: * Healthy men and postmenopausal women Exclusion Criteria: * Medical History and Concurrent Diseases * Gastrointestinal disease * Gastrointestinal bleeding disorders * History of peptic ulcer disease * History of cholecystectomy * History of seizure disorder * History of asthma * History of Chronic Obstructive Pulmonary Disease * History of cardiac conduction abnormalities, including but not limited to "sick sinus syndrome" and those with unexplained syncopal episodes * Inability to tolerate oral medication * Inability to be venipunctured and/or tolerate venous access