<prompt> Drug of Choice for Digoxin induced Ventricular TachycardiaVerapamilDiltiazemPropranololLignocaine  <response>: Lignocaine is the drug of choice for Digoxin induced Ventricular Tachycardia. Digoxin, a cardiac glycoside - used in treatment of hea failure and in control of ventricular rate in atrial fibrillationflutter. It has low margin of safety and high toxicity index. Therapeutic Index: 1.5-3. About 25 of patients on Digoxin therapy develop toxicity features. Digoxin toxicity can induce almost any cardiac dysrrhythmia except rapidly conducted atrial arrhythmias like atrial flutter and atrial fibrillation. Mobitz type II AV block is also a rare phenomenon in digoxin toxicity. Second-degree AV block Type 2 is usually caused by structural damage to the distal conduction system located in the ventricular poion of the myocardium- linked to an infarctionidiopathic Fibrosiscardiac surgery infections inflammations auto-immune disease. Digoxin- specific Fab antibody is a specific antidote for Digoxin Overdosage. 40mg of Fab 1mg Digoxin . Ref:- KD Tripathi Essentials of Medical Pharmacology 8th Ed; Pg num:- 560 