The nurse is assigned to a 45-year-old HIV-positive male patient who is admitted with a MRSA skin infection on his right arm secondary to intravenous drug use. The patient is prescribed intravenous vancomycin. Twenty minutes after starting the vancomycin infusion, the patient develops a mild erythematous macular rash on the face, trunk and extremities. Which action is performed first?

The patient who takes milk of magnesia every day is at risk for which electrolyte imbalance?

A patient presents to the emergency department complaining of intractable epistaxis. Upon assessment, the nurse notes petechiae and ecchymosis covering the patient’s chest and arms. The patient is otherwise well. Laboratory results are normal with exception of the patient’s platelet count, which is abnormally low (29,000/microL). The nurse anticipates an order for which medication?