 Following an overnight fast of at least 10 hour, a single oral dose of Quinapril hydrochloride and Hydrochlorothiazide tablets 20 mg25 mg or AccureticTM tablet 20 mg 25 mg containing quinapril hydrochloride 20 mg and hydrochlorothiazide 25 mg was administered during each period of the study, along with 240 mL of drinking water at ambient temperature and under low light condition and supervision of a trained study personnel. 