Objective To compare the efficacy and safety of irbesartan(Irb)and perindopril(Per)in treatment of the aged patients with chronic heart failure(CHF).

• 目的 评价厄贝沙坦 (Irb) ,并与培哚普利 (Per)对比治疗老年慢性心力衰竭 (CHF)的疗效及安全性。