Anti arrhythmic drugs classification

I) Membrane stabilizing agents (Na channel blockers)

A Moderate delay in channel recovery

Disopyramide

Moricizine

Quinidine

Procainamide

B. Little delay

Lignocaine

Mexiletine

Phenytoin

C. Marked delay

Propafenone

Flecainide

II) β Adrenergic blockers

Propranolol

Esmolol

Sotalol

III) K channel blockers

Amiodarone

Bretylium

Dofetilide

Ibutilide

IV) Calcium channel Blockers

Verapamil

Diltazem