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Kaplan Qbank USMLE



Author2 Posts
  #1

Can anyone describe the MAO of the class Ia,Ib and Ic antiarrythmics and name 2 drugs in each class?

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  #2

Imipraine is a TCA that is that has antiarrythmic effects like class Ia ans III

class I = Na channel blockers
Ia T>1 sec; Quinidine,Procaineamide
Ib T<1sec; Lidocaine
Ic T>10 sec;Flecainide

class II = b-blockers; metaprolol, atenolol
class III = K channel blockers; Amioderone,sotalol
class IV = Ca channel blockers; Verapamil,Diltiazem







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