in an open study with 16 angina pectoris patients with concomitant chronic obstructive bronchitis , the effect of single oral doses of the beta-adrenoceptor antagonist bisoprolol ( 5 , 10 , 15 , 20 , 30 , and 40 mg ) on blood pressure ( bp ) , heart rate ( hr ) , airway resistance ( awr ) , and forced expiratory volume in 1 s ( fev1 ) was investigated .
C0002962
angina pectoris
C0053799
bisoprolol