the antihypertensive efficacy and tolerance of a new fixed combination of 50 mg atenolol and 12.5 mg chlorthalidone ( tenoretic mite , tm ) was studied in 37 patients with arterial hypertension , aged 61-80 years ( mean , 70.2 years ) , who had been randomized to either 50 mg atenolol or 12.5 mg chlorthalidone for a 4-week period .
C0008294
chlorthalidone
C0020538
arterial hypertension