In this video, class 1B Antiarrhythmic drugs are discussed with their side effects. If you want to learn the class 1B antiarrhythmics. This video is perfect to watch. TIMELINE: 0:00 Introduction 0:08 Antiarrhythmic classes 0:24 Cardiac electricity 1:06 Drugs of class 1B 1:27 Side effects 1:41 Quiz