34 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Antiarrhythmic Medications ... agents - Sodium Channel ... agents - Calcium Channels ... Antiarrhythmic #Medications ... Summary #Table #pharmacology
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Blockers Subclasses ... , Mechanisms, Indications ... #Blockers #ClassI ... #Na #cardiology ... #pharmacology #
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
(NSAIDs, Beta-Blockers ... Heparin) • Sodium-channel ... • Exogenous (KCL ... pathophysiology #pharmacology ... #potassium #medications
Antiseizure Drugs 
Sodium Channel Blockers: Carbamazepine, Oxcarbazepine, Eslicarbazepine, Lamotrigine, Lacosamide, Phenytoin, fosphenytoin
Broad Spectrum: Valproate, Levetiracetam, Brivaracetam,
Drugs Sodium Channel ... Blockers: Carbamazepine ... AMPA Receptor Blocker ... antiepileptic #medications ... #epilepsy #pharmacology
Medications Used in Hypertensive Emergencies
Vasodilators: Hydralazine, Nitroglycerin, Sodium nitroprusside 
Calcium Channel Blockers: Clevidipine, Nicardipine
ß-Blockers: Esmolol, Labetalol,
Medications Used ... nitroprusside Calcium Channel ... Blockers: Clevidipine ... Nicardipine ß-Blockers ... Management #Treatment #Pharmacology
Drugs Used in Coronary Artery Disease 
 • Nitrates
 • Ca2+ Channel Blockers
 • Beta-Blockers
 •
Nitrates • Ca2+ Channel ... Blockers • Beta-Blockers ... #disease #CAD #medications ... #drugs #pharmacology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Blockers: • MOA ... Blockers: • MOA ... inotropy) ACCP Cardiology ... Vaughan #Williams #Pharmacology ... pathophysiology #cardiology
Lidocaine HCl - sodium channel blocker. Local anesthetic and class 1B antiarrhythmic. Originally developed in 1943
Lidocaine HCl - ... sodium channel blocker ... #Pharmacology #Lidocaine
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... Blockers: • MOA ... Blockers: • MOA ... inotropy) ACCP Cardiology ... Antiarrhythmics #Pharmacology
Dihydropyridine Calcium Channel Blockers

Mechanism of Action:  L-Type calcium channel blockade - Inhibits the influx of
Blockers Mechanism ... L-Type calcium channel ... vasodilation Indications ... #Blockers #CCB ... #pharmacology