Antiarrhythmic drugs not causing torsade De points are: (A) Quinidine, (B) Disopyramide, (C) Procainamide, (D) Lidocaine
Answer is D. Refer kDT 6/e 510 Torsedes de points is seen with potassium channel blocker (class 1 and class 3 antiarrhythmic drugs) Eg: beryllium, ibutilide,disopyramide, quinidine, procainamide