A 56-year-old patient admitted with a diagnosis of acute myelogenous leukemia (AML) is prescribed intravenous cytosine arabinoside for 7 days and an infusion of daunorubicin for the first 3 days. An infection develops. What knowledge does the nurse use to determine that the appropriate antibiotic has been prescribed for this patient?
1 Checking the culture and sensitivity test results
2 Evaluating the patient's white blood cell (WBC) count level
3 Evaluating the patient's liver function tests (LFTs) and serum creatinine levels
4 Recognizing that vancomycin is the drug of choice used to treat all infections in patients with AML