ATI LPN
ATI LPN Pharmacology Quiz Questions
Extract:
Question 1 of 5
The nurse is admitting a patient to the acute care floor. While obtaining the history, the client tells the nurse she is allergic to penicillin. Which of the following medications, if ordered by the physician, would be safe for this client?
Correct Answer: A
Rationale: The correct answer is A: Erythromycin (E-mycin). This medication is safe for a patient allergic to penicillin because it belongs to a different antibiotic class (macrolide) and does not cross-react with penicillin. Erythromycin is a suitable alternative for patients with penicillin allergies.
Choice B: Piperacillin-tazobactam (Zosyn) and
Choice C: Ampicillin sulbactam (Unasyn) are both penicillin-based antibiotics and should be avoided in patients allergic to penicillin due to the risk of cross-reactivity.
Choice D: Cefazolin (Kefzol) is a first-generation cephalosporin and has a higher likelihood of cross-reactivity with penicillin compared to erythromycin. It should be avoided in patients with a penicillin allergy.
In summary, the key to selecting a safe medication for a patient allergic to pen
Question 2 of 5
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Question 3 of 5
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Question 4 of 5
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Question 5 of 5
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