All of the following drugs are Class I anti -arrhythmic drugs EXCEPT:
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.
Quinidine
Procainamide
Flecainide
sotalol
Cardiovascular system