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Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Class I agents ... BlockersClass ... .⠀ Class III agents ... Blockers Class ... BlockersClass
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Classification: CLASS ... duration: - CLASS ... duration - CLASS ... duration - CLASS ... & AP duration CLASS
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Classification: CLASS ... duration: - CLASS ... duration - CLASS ... duration - CLASS ... & AP duration CLASS
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Antiarrhythmics - Sodium Channel ... Blockers Subclasses ... Antiarrhythmics #Sodium #Channel ... #Blockers #ClassI ... #pharmacology #table
Angiotensin Receptor Blockers 
Recommended Dose Conversions 

Valsartan 
Irbesartan 
Losartan 
Olmesartan 
Telmisartan 
Candesartan 
Azilsartan 
Eprosartan 

A few
Angiotensin Receptor Blockers ... another drug in that class ... recalls, this drug class ... Angiotensin #Receptor #Blockers ... #Table #Dosing
Lidocaine HCl - sodium channel blocker. Local anesthetic and class 1B antiarrhythmic. Originally developed in 1943
Lidocaine HCl - sodium channel ... blocker. ... anesthetic and class
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... - Potassium Channel ... Blockers - Indications ... EricsMedicalLectures/ #ClassIII ... #Blockers #pharmacology
Clinically Significant Cardiovascular Drug-Drug Interactions With OTC Supplements and Herbal Products
Angiotensin-Converting Enzyme Inhibitors (ACEIs)
 • Night-blooming
tachycardia Calcium Channel ... Blockers (CCBs) ... vera, Licorice - Causes ... potential arrhythmias Class ... pharmacology #DDI #table
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Renal Epithelial Channels ... Nonspecific Cation Channel ... Heart Association class ... #Medications #Table
ANGIOTENSIN II RECEPTOR ANTAGONIST (ARB) DOSING:
TOOL FOR SWITCHING BETWEEN AGENTS IN CANADA
The information provided is intended
antagonist (ARB) class ... #Pharmacology #Conversion ... Switching #Equivalent #Table