10 results
Antiarrhythmic Drugs

CLASS IA
 • Procainamide, Quinidine, Disopyramide
CLASS 1B
 • Lidocaine, Mexiletine
CLASS 2
 • Propranolol, Esmolol
CLASS 4
Antiarrhythmic Drugs ... Adenosine, Magnesium, Potassium ... #Antiarrhythmic ... Classification #Pharmacology
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... - Potassium Channel ... a-flutter (when other drugs ... #Potassium #Channel ... #Blockers #pharmacology
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
Drugs affecting ... repolarizing eflux of potassium ... #Pathophys #Pharmacology ... #Cardiology #Antiarrhythmics
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
Drugs that Impair ... Renal Potassium ... #Hyperkalemia #Pathophysiology ... #Pharmacology # ... Impaired #Potassium
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Mechanisms of Drug-Induced ... differential #diagnosis #pathophysiology ... #pharmacology # ... potassium #medications
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... repolarization CLASS 3 - Potassium ... accpcardprn #Antiarrhythmics ... Vaughan #Williams #Pharmacology ... Classification #Classes #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Pharmacology Summary ... repolarization CLASS 3 - Potassium ... #Pharmacology # ... Classification #Classes #pathophysiology
Uric Acid Homeostasis
In the liver, purines are metabolized to uric acid. The last step in purine
The gout drug pegloticase ... #Homeostasis #Gout ... #Pathophysiology ... #Pharmacology #
Medications Contributing to Dysgeusia

Antimicrobial medicines	Macrolides, fluoroquinolones, ampicillin, metronidazole, tetracycline, trimethoprim-sulfamethoxazole, amphotericin B, terbinafine and other antimycotic
other antimycotic drugs ... Captopril, ramipril Antiarrhythmic ... aripiprazole Gout ... Dysgeusia #Induced #Drugs ... Differential #Diagnosis #Pharmacology
Allopurinol Pharmacology Summary

Xanthine oxidase inhibitor blocking the formation of new uric acid
Initiate 1-2 days prior to
Allopurinol Pharmacology ... hypersensitivity Drug ... #Allopurinol #Pharmacology ... #pathophysiology ... #gout #uricacid