Cardiovascular Pharmacology NCLEX RN Nursing Practice Question
The nurse is teaching a client who has hypertension about the newly prescribed medication, diltiazem. Which of the following should the nurse include in the teaching?
Correct Answer: C
Rationale: Diltiazem, a calcium channel blocker, interacts with grapefruit juice, which can increase drug levels. Cough, increased urination, and potassium intake are not associated with diltiazem.