Objective: It is to compare the antihypertensive effect of Captopril, Captopril plus Hydrochlorothiazide, Captopril plus comprehensive regimen for hypertensive patients.

• 目的:比较卡托普利、托普利+氯噻嗪、托普利+合调养的降压效果,探讨原发性高血压的一线防治措施。