All of the following drugs are Class I anti -arrhythmic drugs EXCEPT:
High-Yield Explanation
Quinidine and procainamide are class IA drugs, Flecainide is IB drug.propranolol is class II drug. beta blockers are class 2 agents except for sotatolol sotalol-class3 REF.Essentials of Pharmacology KD Tripathi 8th ed.