12 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Classification - Summary Table ... - Sodium Channel ... III agents - Potassium ... Classification #Summary #Table ... #pharmacology #
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
Drugs affecting ... to the sodium-channel ... repolarizing eflux of potassium ... #Pathophys #Pharmacology ... Antiarrhythmics #Classes
Antiseizure Drugs 
Sodium Channel Blockers: Carbamazepine, Oxcarbazepine, Eslicarbazepine, Lamotrigine, Lacosamide, Phenytoin, fosphenytoin
Broad Spectrum: Valproate, Levetiracetam, Brivaracetam,
Antiseizure Drugs ... Sodium Channel ... Tiagabine, Vigabatrin Potassium ... medications #epilepsy #pharmacology ... #comparison #table
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
Drugs that Impair ... Renal Potassium ... Decreased ENaC channel ... #Hyperkalemia #Pathophysiology ... #Pharmacology #
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Classification: CLASS ... 1 - Sodium Channel ... 3 - Potassium Channel ... Vaughan #Williams #Pharmacology ... #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... Classification: CLASS ... 3 - Potassium Channel ... Antiarrhythmics #Pharmacology ... #pathophysiology
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Mechanisms of Drug-Induced ... Heparin) • Sodium-channel ... differential #diagnosis #pathophysiology ... #pharmacology # ... potassium #medications
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... - Potassium Channel ... a-flutter (when other drugs ... #Channel #Blockers ... #pharmacology #
Angiotensin Receptor Blockers 
Recommended Dose Conversions 

Valsartan 
Irbesartan 
Losartan 
Olmesartan 
Telmisartan 
Candesartan 
Azilsartan 
Eprosartan 

A few
in that class. ... class is still ... for increased potassium ... ARB #Conversion #Table ... #Dosing #Pharmacology
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Drugs (Statins), ... Dermatomyositis) AKI - Pathophysiology ... Monitor potassium ... per day until stable ... Management #Summary #causes