Practice Question
A client who received a renal transplant three months ago is readmitted to the acute care unit with signs of graft rejection. While taking the client's history, the nurse determines that the client has been self-administering St. John's Wort, an herbal preparation, on the advice of a friend. Which information is most significant about this finding?
Answer Choices:
Correct Answer:
St. John's Wort can decrease plasma concentrations of cyclosporine.
Rationale:
🟣 St. John’s Wort induces CYP3A4 enzymes, which increase the metabolism of cyclosporine and lower its plasma levels.
🟣 This decreases immunosuppressive protection and significantly raises the risk of organ transplant rejection.
🟣 The most serious consequence of this interaction is graft loss, not minor adverse effects.
🟣 Clients must be educated to avoid herbal supplements without provider consultation post-transplant.
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This question is from RN-HESI Pharmacology Exam 3 which contains 40 questions.
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Question Details
- Category: RN Nursing Exam(s)
- Subcategory: HESI Exam(s)
- Domain: Hesi Pharmacology
- Answer Choices: 4