Pharmacology – ANTIARRHYTHMIC DRUGS (MADE EASY)

Topics covered include: cardiac conduction system, SA node, AV node, bundle of His, bundle branches, purkinje fibers, cardiac action potential, pacemaker cells, conducting cells, contractile cells, mechanisms of arrhythmias, bradycardia, tachycardia, abnormal automaticity, triggered activity, Wolff–Parkinson–White syndrome, atrioventricular nodal reentry tachycardia, Vaughan-Williams classification, class I (A, B, C), class II, class III, class IV antiarrhythmic drugs. Antiarrhythmics mentioned include: Procainamide, Quinidine, Disopyramide, Lidocaine, Mexiletine, Flecainide, Propafenone, Propranolol, Metoprolol, Atenolol, Esmolol, Amiodarone, Dronedarone, Sotalol, Dofetilide, Ibutilide, Verapamil, Diltiazem, Digoxin, Adenosine, and Magnesium sulfate.
Source of the animation of the cardiac conducting system: http://www.passmyexams.co.uk/GCSE/biology/cardiac-conduction-system.html