7 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Antiarrhythmic Medications ... BlockersClass ... Blockers Class ... BlockersClass ... EricsMedicalLectures/ #Antiarrhythmic
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Antiarrhythmics ... Class I (Ia, Ib ... , Ic) - Na+ Channel ... Widens QRS complex Class ... #Classes #cardiology
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Antiarrhythmics ... EricsMedicalLectures/ #Antiarrhythmics ... #Blockers #ClassI ... #Na #cardiology ... #pharmacology #
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... : CLASS 1 - Sodium ... duration: - CLASS ... accpcardprn #Antiarrhythmics ... #Classes #pathophysiology
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Class I Antiarrhythmics ... Properties Class ... Mayo, Pickle") Class ... decreases) #ClassI ... #Class1 #Antiarrhythmics
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Pharmacology Summary ... : CLASS 1 - Sodium ... @accpcardprn #Antiarrhythmics ... Classes #pathophysiology
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... EricsMedicalLectures/ #ClassIII ... #Antiarrhythmics ... #Blockers #pharmacology ... #cardiology