twenty patients with mild to moderate hypertension and evidence of left ventricular hypertrophy ( relative wall thickness greater than or equal to 0.45 ) , who previously had not received either alpha-methyldopa or propranolol , were allocated at random to treatment with one or other of these drugs as monotherapy after a 2-week baseline period on no medication .
C0020538
hypertension
C0033497
propranolol