Sun28November0333PM 25

Which class of antiarrhythmic drug does Flecainide belong to?

(Please select 1 option)

I This is the correct answer

III

IV

II

V Incorrect answer selected

Explanation

Flecainide is an antiarrhythmic drug which belongs to class I and more specifically class Ic.

It works by slowing conduction of the action potential and is a sodium channel blocker.

It is predominantly used in AF and SVT with Wolf Parkinsons White.

Class II drugs are beta blockers such as propranolol.

Class III drugs are potassium channel blockers such as amiodarone.

Class IV drugs are calcium channel blockers such as Verapamil.

Class V drugs are agents which don't fit into class I-IV such as digoxin or adenosine.

Answer Statistics

1

73%

2

11%

3

4%

4

11%

5

3%

Times answered: 256