Objective: The aim of this study was to compare the antihypertensive efficacy and tolerability of the calcium channel antagonist amlodipine besylate versus the angiotensin II type 1 receptor ...

addition of amlodipine besylate 5 mg/d; and up-titration of amlodipine besylate to 10 mg/d. Patients who achieved blood pressure ≤ 130/85 mm Hg at any point exited the study with no further ...