What Is – Chapter 25 Antidysrhythmic Drugs

Question 0

The patient has been prescribed lidocaine (Xylocaine).  What does the nurse understand as the reason for this medication order? (What is the indication for lidocaine)
A) bradycardia
B) ventricular arrhythmias
C) atrial arrhythmias
D) heart block

Answer 0

B) ventricular arrhythmias

Question 1

To prevent the occurrence of cinchonism in a patient prescribed quinidine, the nurse emphasizes the importance of:

Answer 1

avoiding ingestion of antacids, and avoid drinking grapefruit juice

Cinchonism can result from concurrent use of antacids and quinidine secondary to blocked renal excretion of the quinidine.