<prompt> Which of the following is the drug of choice for digoxin induced ventricular tachyarrhythmias?MexileteneAmiodaroneLignocainePhenytoin  <response>: Ans. is c i.e., Lignocaine Treatment for digoxin induced ventricular arrhythmias: Lidocaine intravenous, repeated as required is the drug of choice. It suppresses the excessive automaticity, but does not accentuate A-V block. Phenytoin is also effective but seldom used now, because sudden deaths have occurred when it was injected i.v. in digitalis intoxicated patients. Quinidine and procainamide are contraindicated. 