13 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Antiarrhythmic Medications ... Eric Strong @DrEricStrong ... - Strong Medicine ... EricsMedicalLectures/ #Antiarrhythmic ... Summary #Table #pharmacology
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
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Antiarrhythmics ... Eric Strong @DrEricStrong ... - Strong Medicine ... EricsMedicalLectures/ #Antiarrhythmics ... #cardiology #pharmacology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... 1C: Strong Blockade ... receptors, and Ca ... accpcardprn #Antiarrhythmics ... Vaughan #Williams #Pharmacology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Pharmacology Summary ... 1C: Strong Blockade ... @accpcardprn #Antiarrhythmics ... #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 ... #Cardiology #Antiarrhythmics ... #Classes #Effect
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Class I Antiarrhythmics ... and their Key Pharmacologic ... Block fast Na+ channels ... #Class1 #Antiarrhythmics ... #Pharmacology #
Lidocaine HCl - sodium channel blocker. Local anesthetic and class 1B antiarrhythmic. Originally developed in 1943
Lidocaine HCl - sodium channel ... anesthetic and class ... 1B antiarrhythmic ... #Pharmacology #Lidocaine
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... - Potassium Channel ... - Strong Medicine ... #Potassium #Channel ... #Blockers #pharmacology
SGLT2 inhibitors, also called gliflozins, are a class of medications that alter essential physiology of the
gliflozins, are a class ... inhibitors that modulate ... sodium/glucose channels ... pharmaceutical class ... (Farxiga®) and empagliflozin