Last reviewed dd mmm yyyy. Last edited dd mmm yyyy
This classification of the antiarrhythmics was proposed by Vaughan Williams in 1970, and subdivides the drugs on the basis of their activity on the myocardial action potential.
There are four classes, of which class I is subdivided into three groups.
Reference:
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