A Prospective, Multinational, Multicenter Trial to Compare the Effects of Amlodipine/Benazepril to Benazepril and Hydrochlorothiazide Combined on the Reduction of Cardiovascular Morbidity and Mortality in Patients With High Risk Hypertension

A comparison study of two combination drugs, amlodipine/benazepril and benazepril/HCTZ to evaluate the effectiveness of the combination on reducing heart disease and death in a high risk hypertensive population.