sixteen patients with mild to moderate hypertension were randomized to receive either atenolol 100 mg a day ( group a : 2 females , 6 males , mean age 42.3 years ) or betaxolol 20 mg a day ( group b : 8 males , mean age 49.3 years ) , both drugs given once daily for one month with a wash out on the 5th day .
C0020538
hypertension
C0005320
betaxolol