both isomers of propranolol were capable of preventing adrenaline-induced cardiac arrhythmias in cats anaesthetized with halothane , but the mean dose of ( - ) -propranolol was 0.09+/-0.02 mg/kg whereas that of ( + ) -propranolol was 4.2+/-1.2 mg/kg .
C0014563
adrenaline
C0003811
cardiac arrhythmias