32 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Antiarrhythmic Medications ... this class are beta ... blockers.⠀ Class ... III agents - Potassium ... EricsMedicalLectures/ #Antiarrhythmic
Beta blocker Conversion Table- Carvedilol, Metoprolol and Bisoprolol Equivalents
Converting between Beta-Blockers: Carvedilol, Metoprolol and Bisoprolol

#Pharmacology #Cardiology
Beta blocker Conversion ... Converting between Beta-Blockers ... #BetaBlocker #Conversion
Pharmaceutical Management of Hyperthyroidism / Thyroid Storm
Beta-Blockers 
• Decreases sympathetic hyperactivity 
• Partially blocks peripheral conversion
Thyroid Storm Beta-Blockers ... • Partially blocks ... peripheral conversion ... • Decreases conversion ... Decrease peripheral conversion
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... duration CLASS 2 - Beta ... repolarization CLASS 3 - Potassium ... alpha & beta adrenergic ... accpcardprn #Antiarrhythmics
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... - Potassium Channel ... Blockers - Indications ... #Potassium #Channel ... #Blockers #pharmacology
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
and Management Algorithm ... sick sinus, AV block ... Hypothyroidism - TOX: beta-blockers ... TREATMENT - Drugs (beta-blockers ... #Bradycardia #Algorithm
Antiarrhythmic Drug Classes 
IA: "Police Department Questions 
IB: Liquored Man 
IC: For Peeing, 
Ill: After Drinking
Antiarrhythmic Drug ... Propafenone III: (Beta ... Blockers) - not ... /ambcarerx #Antiarrhythmic
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... duration CLASS 2 - Beta ... repolarization CLASS 3 - Potassium ... alpha & beta adrenergic ... @accpcardprn #Antiarrhythmics
Beta Blocker approximate dose equivalents

Carvedilol 12.5 mg BlD 
Labetalol 100 mg BID 
Atenolol 50 mg daily
Beta Blocker approximate ... #equivalents #Conversion
Drugs for Bradycardia & Hypotension: “IDEA” Mnemonic
Beta blockers reduce circulating catecholamine levels, decreasing both the heart
IDEA” Mnemonic Beta ... blockers reduce ... Antiarrhythmics