renal plasma flow , glomerular filtration rate plasma angiotensin ii , aldosterone and arginine vasopressin , free water clearance , blood pressure and body weight in 11 patients with mild to moderate hypertension were determined at the end of consecutive 6 week periods of administration of placebo and verapamil up to 120 mg t.i.d .
C0020538
hypertension
C0042523
verapamil