a double-blind , placebo-controlled trial comparing the antiarrhythmic effects of lidocaine ( given intravenously as a bolus injection of 100 mg followed by an infusion of 2 mg min-1 ) and propafenone ( given as a bolus of 105 mg followed by 300 mg orally every 8 h ) was conducted in the first 24 h following acute myocardial infarction .
C0003195
antiarrhythmic
C0023660
lidocaine