3 results
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... Vaughan Williams Classification ... block alpha & beta adrenergic ... #Pharmacology #Classification ... #Classes #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Vaughan Williams Classification ... block alpha & beta adrenergic ... #Pharmacology #Classification ... #Classes #pathophysiology
Adrenoceptor Actions
α1
 • Vascular smooth muscle - Contraction
 • Genitourinary smooth muscle - Contraction
 • Intestinal
Adrenoceptor Actions ... • Heart - ↑ AV ... #Adrenoceptor #adrenergic ... #receptors #actions ... #comparison #table