oa South African Medical Journal - Effects of propranolol and atenolol on blood pressure and plasma renin activity in patients with moderate hypertension

Volume 52, Issue 22
  • ISSN : 0256-9574
  • E-ISSN: 2078-5135



A double-blind crossover trial was completed in 15 patients with moderate hypertension and the effects of propranolol (Inderal) 80 mg twice a day and atenolol (Tenormin) 100 mg twice a day were assessed on blood pressure, pulse rate and plasma renin activity (PRA), while patients were maintained on 1 cyclopenthiazide tablet (Navidrex K) per day.

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