11 results
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Classification: CLASS ... duration: - CLASS ... duration - CLASS ... 1C: Strong Blockade ... Vaughan #Williams #Pharmacology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Classification Class ... Widens QRS complex Class ... prolongs PR interval Class ... Classification #Classes ... #cardiology #pharmacology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Classification: CLASS ... duration - CLASS ... duration - CLASS ... 1C: Strong Blockade ... & AP duration CLASS
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Summary Table Class ... Blockers⠀ Class ... Blockers Class ... Blockers ⠀ Class ... Summary #Table #pharmacology
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Class I Antiarrhythmics ... Properties Class ... Quarter PounDer") Class ... Mayo, Pickle") Class ... Agents #Cardiology
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Antiarrhythmics - Sodium Channel ... - Strong Medicine ... #Blockers #ClassI ... #Na #cardiology ... #pharmacology #
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... - Potassium Channel ... - Strong Medicine ... #Blockers #pharmacology ... #cardiology
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
to the sodium-channel ... voltage-sensitive calcium channels ... #Pathophys #Pharmacology ... #Cardiology #Antiarrhythmics ... #Classes #Effect
SGLT2 inhibitors, also called gliflozins, are a class of medications that alter essential physiology of the
gliflozins, are a class ... sodium/glucose channels ... pharmaceutical class ... medications of this class ... member of this class
Clinically Significant Cardiovascular Drug-Drug Interactions With OTC Supplements and Herbal Products
Angiotensin-Converting Enzyme Inhibitors (ACEIs)
 • Night-blooming
tachycardia Calcium Channel ... vera, Licorice - Causes ... potential arrhythmias Class ... supplementals #herbal #pharmacology ... #DDI #table #cardiology