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What is Which of the following calcium channel blocker would be useful in the treatment of supra-ventricular tachycardia by suppressing AV node conduction ? and explain in detail?
Ans. is 'c' i.e., Verapamil o Amongst calcium channel blockers, verapamil has the most prominent cardiac electrophysiological action.o CCBs primarily act on SA node and AV node (slow channel - Ca+2 channel action potential) -| automaticity in SA node and decreased conduction in AV node.