tocainide , an oral analog of lidocaine , was evaluated as a long-term antiarrhythmic agent in 21 patients with symptomatic complex ventricular ectopic activity ( 10 with hemodynamically significant ventricular tachycardia ) refractory to currently available antiarrhythmics singly , and in combination for periods of 3 days to 35 months ( mean 13.6 months ) .
C0023660
lidocaine
C0003195
antiarrhythmics