The patient with increased intracranial pressure has been administered mannitol. Which patient symptom indicates the drug is having its intended effect?

The patient with hemochromatosis and anemia has been prescribed deferasirox. Prior to prescribing the medication, the nurse reviews the patient’s chart and notes the patient also takes metronidazole. Which of the following actions by the nurse is most appropriate?

The nurse is caring for a patient with a suspected methicillin resistant staphylococcal aureus (MRSA) skin infection. While awaiting wound cultures and sensitivities, the patient is empirically given vancomycin. When the nurse starts the IV infusion of vancomycin, the patient acutely develops a pruritic, erythematous rash that involves the face, neck and upper torso. Which action does the nurse take first?