class 2 - anti arrythmics Flashcards by nafshe en | Brainscape

Q

What is the mechanism of action of class 2?

A

B1 adrenoreceptor antagonists
act on receptors in AVN and increase refractory period
prevents recurrent SVT

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Q

Name 3 class 2 drugs

A

Beta blockers

Carvedilol
Propanolol
Atenolol

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Q

Name two uses of Class 2 anti arrythmics / beta blockers in arrythmia?

A

Reduces mortality following MI

2. Prevents recurrence in paroxysmal AF

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