Antiarrhythmic Agent Group I

From Anvita Health Wiki

Contents 1 More Specific Terms 2 Introduction 3 More General Terms 4 References

More Specific Terms

• antiarrhythmic agent, Group IA
• antiarrhythmic agent, Group IB
• antiarrhythmic agent, Group IC

Introduction

• Class I agents have local anesthetic & membrane stabilizing properties through inhibition of Na+ influx during phase 0 of the fast sodium channel action potential. Class I agents are further classified into Ia, Ib & 1c based upon their effects on conduction & refractoriness.

More General Terms

• antiarrhythmic agent

References

Manual of Medical Therapeutics, 28th ed, Ewald & McKenzie (eds), Little, Brown & Co, Boston, 1995, pg 150

antiarrhythmic agent, Group I