11 results
Membrane Actions of Antiarrhythmic Drugs

#Membrane #Channels #Actions #Antiarrhythmic #Drugs #Medications #Pharmacology #Cardiology #Table
Membrane Actions of Antiarrhythmic ... #Membrane #Channels ... #Actions #Antiarrhythmic ... #Medications #Pharmacology ... #Cardiology #Table
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Antiarrhythmics ... - Sodium Channel ... #Sodium #Channel ... Blockers #ClassI #Na #cardiology ... #pharmacology #
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... inotropy) ACCP Cardiology ... Vaughan #Williams #Pharmacology ... Classification #Classes #pathophysiology ... #cardiology
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
to the sodium-channel ... voltage-sensitive calcium channels ... #Pathophys #Pharmacology ... #Cardiology #Antiarrhythmics
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Pharmacology Summary ... #Pharmacology # ... Classification #Classes #pathophysiology ... #phases #cardiology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Antiarrhythmics ... Ib, Ic) - Na+ Channel ... EricsMedicalLectures/ #Antiarrhythmics ... Classification #Classes #cardiology ... #pharmacology
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Class I Antiarrhythmics ... and their Key Pharmacologic ... ClassI #Class1 #Antiarrhythmics ... #Pharmacology # ... Agents #Cardiology
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... - Potassium Channel ... #Potassium #Channel ... #Blockers #pharmacology ... #cardiology
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Heparin) • Sodium-channel ... #hyperkalemia #differential ... #diagnosis #pathophysiology ... #pharmacology #
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Pulmonary Edema - Differential ... Framework NCPE Pathophysiology ... Negative for ischemic changes ... #edema #NCPE #differential ... #diagnosis #cardiology