<prompt> Antiarrhythmic drugs not causing torsade De points areQuinidineDisopyramideProcainamideLidocaine  <response>: Refer kDT 6e 510 Torsedes de points is seen with potassium channel blocker class 1 and class 3 antiarrhythmic drugs Eg: beryllium, ibutilide,disopyramide, quinidine, procainamide 