22 results
Membrane Actions of Antiarrhythmic Drugs

#Membrane #Channels #Actions #Antiarrhythmic #Drugs #Medications #Pharmacology #Cardiology #Table
Membrane Actions ... Antiarrhythmic Drugs ... #Membrane #Channels ... #Pharmacology # ... Cardiology #Table
Pharmacologic Treatments of Chronic Hypertension in Pregnancy
Central alpha-agonists
 - Methyldopa
 - Clonidine
Combined alpha- and beta-blocker
 -
Pharmacologic Treatments ... Non-dihydropyridine Calcium Channel ... Dihydropyridine Calcium Channel ... Nifedipine (long-acting ... HTN #Table #Drugs
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
Drugs affecting ... the cardiac action ... to the sodium-channel ... voltage-sensitive calcium channels ... #Classes #Effect
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
1 - Sodium Channel ... Block fast Na+ channels ... 3 - Potassium Channel ... 4 - Calcium Channel ... Vaughan #Williams #Pharmacology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... 1 - Sodium Channel ... inotropy) ACCP Cardiology ... Antiarrhythmics #Pharmacology ... pathophysiology #phases #cardiology
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
and their Key Pharmacologic ... Block fast Na+ channels ... on EKG • Na+ channel ... on K+ channels ... Agents #Cardiology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Ib, Ic) - Na+ Channel ... III - K+ Channel ... Blockade • Prolongs action ... IV - Ca2+ Channel ... #cardiology #pharmacology
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Antiarrhythmics - Sodium Channel ... Antiarrhythmics #Sodium #Channel ... #Na #cardiology ... #pharmacology # ... table #comparison
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... - Potassium Channel ... a-flutter (when other drugs ... Antiarrhythmics #Potassium #Channel ... #cardiology
This is an overview of the 3 main drug classes used to treat Hepatitis C

The new
classes used to ... grouped as Direct-Acting ... recommendations change ... patients genotype, treatment ... #DAAs #Pharmacology