twenty-four patients with arterial hypertension , without target organ damage were randomly given a placebo , 50 mg captopril , 500 mg methyldopa or 2.5 mg indapamide and their blood pressure , arterial blood flow and peripheral resistance were measured at baseline and at the peak action of the antihypertensive treatment .
C0020538
arterial hypertension
C0021186
indapamide