8 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
- Sodium Channel ... agents - Potassium Channel ... IV agents - Calcium ... Channels Blockers ... #pharmacology #
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
- Sodium Channel ... #Sodium #Channel ... #Na #cardiology ... #pharmacology # ... table #comparison
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
1 - Sodium Channel ... Block fast Na+ channels ... blocking effects ... 4 - Calcium Channel ... Vaughan #Williams #Pharmacology
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
to the sodium-channel ... channels. ... #Pathophys #Pharmacology ... #Cardiology #Antiarrhythmics ... #Classes #Effect
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Pharmacology Summary ... blocking effects ... 4 - Calcium Channel ... #Pharmacology #
Calcium Channel Blockers - Dihydropyridines vs Non-Dihydropyridines
Dihydropyridines (amlodipine, felodipine, nifedipine, nicardipine)
 • SVR: Decrease
 • Inotropy:
Calcium Channel ... #Channel #Blockers ... NonDihydropyridines #pharmacology ... #comparison #table ... #cardiology
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... - Potassium Channel ... Indications and Side Effects ... #Potassium #Channel ... #cardiology
Clinically Significant Cardiovascular Drug-Drug Interactions With OTC Supplements and Herbal Products
Angiotensin-Converting Enzyme Inhibitors (ACEIs)
 • Night-blooming
and tachycardia Calcium ... Channel Blockers ... potential arrhythmias Class ... I Antiarrhythmic ... #DDI #table #cardiology