11 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Antiarrhythmic Medications ... Sodium Channel Blockers ... are beta blockers ... Calcium Channels Blockers ... EricsMedicalLectures/ #Antiarrhythmic
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Antiarrhythmics ... Sodium Channel Blockers ... EricsMedicalLectures/ #Antiarrhythmics ... Sodium #Channel #Blockers ... #ClassI #Na #cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... Sodium Channel Blockers ... 2 - Beta Blockers ... Calcium Channel Blockers ... accpcardprn #Antiarrhythmics
Lidocaine HCl - sodium channel blocker. Local anesthetic and class 1B antiarrhythmic. Originally developed in 1943
sodium channel blocker ... Local anesthetic ... and class 1B antiarrhythmic ... #Pharmacology #Lidocaine
Antiarrhythmic Drug Classes 
IA: "Police Department Questions 
IB: Liquored Man 
IC: For Peeing, 
Ill: After Drinking
Antiarrhythmic Drug ... Classes IA: " ... Blockers) - not ... /ambcarerx #Antiarrhythmic ... #Drug #Classes
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Antiarrhythmics ... Classification Class ... II - Beta Receptor ... EricsMedicalLectures/ #Antiarrhythmics ... #cardiology #pharmacology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Sodium Channel Blockers ... 2 - Beta Blockers ... Calcium Channel Blockers ... @accpcardprn #Antiarrhythmics
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... Potassium Channel Blockers ... #Antiarrhythmics ... Potassium #Channel #Blockers ... cardiology
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Class I Antiarrhythmics ... Properties Class ... Fries Please") Block ... #Class1 #Antiarrhythmics ... Agents #Cardiology
Clinically Significant Cardiovascular Drug-Drug Interactions With OTC Supplements and Herbal Products
Angiotensin-Converting Enzyme Inhibitors (ACEIs)
 • Night-blooming
effects of alpha-blockers ... increased bleed risk Beta-Blockers ... Decreases effects of beta-blockers ... potential arrhythmias Class ... I Antiarrhythmic