its short-term antiarrhythmic effects were compared with those of metoprolol , which has neither short-term class iii nor membrane-stabilizing action , on reentrant ventricular arrhythmias produced by programmed stimulation in 17 conscious dogs 3 to 8 days after myocardial infarction .
C0025859
metoprolol
C0027051
myocardial infarction