Antiarrhythmic agents are pharmaceuticals utilized in order to suppress cardiac arrhythmias, atrial flutter, atrial fibrillation, ventricular tachycardia, and ventricular fibrillation.
Regular Websites
Beta-Blockers as Antiarrhythmic Agents
Proffers a description of exactly how such drugs work and related issues. - Beta-Blockers as Antiarrhythmic Agents
http://www.ionchannels.org/showabstract.php?pmid=16610347
Doctors Lounge: Antiarrhythmic Drugs
Details Classes I, II, III, and IV antiarrhythmic drugs, the method by which they work, and charts including the cardiac action potential. - Doctors Lounge: Antiarrhythmic Drugs
http://www.doctorslounge.com/cardiology/drugs/antiarrhythmic/