Difficulty: Medium
Average Score: 67%
Simulated
The nurse is evaluating the medical prescription of carvedilol 6.25 mg PO daily for a client with a history of unstable angina. Which of the following reflects that the medication's action has been effective?
Correct answer
B
Rationale
Carvedilol, a beta-blocker, reduces heart rate, which decreases myocardial oxygen demand, a key therapeutic effect in unstable angina.