This site is intended for healthcare professionals

Go to /sign-in page

You can view 5 more pages before signing in

Class Ib antiarrhythmics

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

Class Ib sodium channel blockers reduce the action potential duration and include:

  • lignocaine
  • phenytoin

They are more specific for ventricular arrhythmias, especially ventricular tachycardia.


Related pages

Create an account to add page annotations

Add information to this page that would be handy to have on hand during a consultation, such as a web address or phone number. This information will always be displayed when you visit this page