cueFlash

Glossary of Antiarrhythmic drugs 2

Start Studying! Add Cards ↓

Class 1 MOA
Na channel blockers
Class II MOA
Beta-adrenoreceptor blockers
Suppresses Phase 4 depolarizaion
Class III MOA
K+ channel blockers
Prolongs phase 3 repolarization
Class IV MOA
Ca2+ channel blockers
Shortens action potential
Class 1A vs 1B
A = slows Phase 0 depolarization
B = Shortens Phase 3 repolarization
1C markedly slows phase 0
Drug associated with cinchonism
Quinidine
Class 1A causing reversible SLE
Procainamide
Cardiac class of lidocaine
1B
Class 1C drugs
Flecainide and propafenone
SE of Amiodarone
Pulmonary fibrosis, tremor, ataxia, hyper or hypothyroidism, GI intolerance, skin color changes
Associated with Torsades De Pointes
Quinidine and Sotalol

Add Cards

You must Login or Register to add cards