A patient who has hypertension is noted to have developed first degree heart block; the PR interval is 22 milliseconds. Which of the following drugs would be most likely to cause this EKG finding?

Question

Quizplus · Accepted Answer

Beta blockers can cause first-degree heart block. Other drugs that can cause first AV block include digoxin, and calcium channel blockers such as nifedipine, amlodipine, verapamil, and diltiazem.

A Patient Who Has Hypertension Is Noted to Have Developed