twenty-nine patients with documented myocardial infarction receiving no other antiarrhythmic drugs and having no evidence of congestive heart failure , liver disease or renal failure were randomly assigned to one or two groups : group 1 -- lidocaine infusion was abruptly discontinued after a course of therapy , and group 2 -- lidocaine infusion was tapered over a three-hour period .
C0003195
antiarrhythmic drugs
C0023660
lidocaine