Anatomy Other topics and Adverse effects d1c2f574 Lignocaine is useful for the treatment of : A Atrial fibrillation B Paroxysmal supraventricular tachycardia C Digitalis induced ventricular extrasystoles D All of the above High-Yield Explanation (Ref: KDT 6/e p502) Lignocaine is used only for the treatment of ventricular arrhythmias, it has no role in atrial arrhythmia.