10 mg Donepezil Hydrochloride Orally Disintegrating Tablets Under Non-Fasting Conditions

Inclusion Criteria: * Screening Demographics: All volunteers selected for this study will be healthy men and women 18 years of age or older at the time of dosing. The weight range will not exceed + 20% for height and weight as per Desirable Weights for Adults - 1983 Metropolitan Height and Weight Table. * Screening Procedures: Each volunteer will complete the screening process within 28 days prior to Period I dosing. Consent documents for both the screening evaluation and HIV antibody determination will be reviewed, discussed, and signed by each potential participant before full implementation of screening procedures. * If female and: * of childbearing potential, is practicing an acceptable method of birth control for the duration of the study as judged by the investigator(s); or * is postmenopausal for at least 1 year; or * is surgically sterile. Exclusion Criteria: * Volunteers with a recent history of drug or alcohol addiction or abuse. * Volunteers with the presence of a clinically significant disorder involving the cardiovascular, respiratory, renal, gastrointestinal, immunologic, hematologic, endocrine, or neurologic systems(s) or psychiatric disease (as determined by the clinical investigators). * Volunteers whose clinical laboratory test values are outside the accepted reference range and when confirmed on reexamination are deemed to be clinically significant. * Volunteers demonstrating a reactive screen for Hepatitis B surface antigen, hepatitis C antibody, or HIV antibody. * Volunteers demonstrating a positive drug abuse screen when screened for this study. * Female volunteers demonstrating a positive pregnancy screen. * Female volunteers who are currently breastfeeding. * Volunteers with a history of allergic response(s) to donepezil or related drugs. * Volunteers with a history of clinically significant allergies including drug allergies. * Volunteers with a clinically significant illness during the 4 weeks prior to Period I dosing (as determined by the clinical investigators). * Volunteers who currently use tobacco products. * Volunteers who have taken any drug known to induce or inhibit hepatic drug metabolism in the 28 days prior to Period I dosing. * Volunteers who report donating greater than 150 mL of blood within 28 days prior to Period I dosing. * Volunteers who have donated plasma within 14 days of Period I dosing. * Volunteers who report receiving any investigational drug within 28 days prior to Period I dosing. * Volunteers who report taking any systemic prescription medication in the 14 days prior to Period I dosing. * Female volunteers who report the use of oral contraceptives or injectable contraceptives.