Antiarrhythmics

Question 1

A 66-year old man had a MI. Which of the following would be appropriate prophylactic anti-arrhythmic therapy?

A. Lidocaine
B. Metoprolol
C. Procainamide
D. Quinidine
E. Verapamil

Answer 1

B. Beta Blockers such as metoprolol, prevent cardiac arrhythmias that occur subsequent to a MI.