cycle length of vt was prolonged slightly by lidocaine ( control 311 +/- 14 ms , lidocaine 361 +/- 26 ms , p less than 0.05 ) , tocainide ( 344 +/- 16 ms , p less than 0.05 ) and mexiletine ( 371 +/- 27 ms , mean +/- standard error of the mean , p less than 0.05 ) .
C0042514
vt
C0023660
lidocaine