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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
Calcium Channel Blocker Conversion Table

Nifedipine versus amlodipine - Nifedipine XL used only as the short acting
Calcium Channel ... Blocker Conversion ... Table Nifedipine ... CalciumChannelBlocker #Conversion ... #Table #Pharmacology
Antihypertensive Drugs - Summary
Diuretics:
 • Thiazide type: Chlorothiazide, Hydrochlorothiazide
 • Thiazide-like: Chlorthalidone, Indapamide, Metolazone
 • Loop
Drugs: • β1 Blockers ... • Nonselective blocker ... Labetalol Ca2+ Channel ... Azilsartan • Direct ... medications #summary #table
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
and Management Algorithm ... digoxin, calcium channel ... LIFE THREATENING CAUSES ... , calcium channel ... #Bradycardia #Algorithm
Lidocaine HCl - sodium channel blocker. Local anesthetic and class 1B antiarrhythmic. Originally developed in 1943
Lidocaine HCl - sodium channel ... blocker. ... anesthetic and class
Angiotensin-Converting Enzyme Inhibitors - Inhibit the conversion of AngI to AngII
 • Captopril, Lisinopril, Enalapril, Benazepril,
- Inhibit the conversion ... Angiotensin Receptor Blockers ... Telmisartan, Azilsartan Direct ... renin and thus the conversion ... #pharmacology #table