25 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
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
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Classification Class ... Widens QRS complex Class ... prolongs PR interval Class ... Prolongs QT interval Class ... Classification #Classes
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
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 ... decreases) #ClassI
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Antiarrhythmics - Sodium Channel ... Eric Strong @DrEricStrong ... - 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 ... Eric Strong @DrEricStrong ... - Strong Medicine ... #Blockers #pharmacology
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 ... Antiarrhythmics #Classes
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
Lidocaine HCl - sodium channel blocker. Local anesthetic and class 1B antiarrhythmic. Originally developed in 1943
Lidocaine HCl - sodium channel ... anesthetic and class ... #Pharmacology #Lidocaine