The patient is admitted to the hospital with systemic syphilis infection. The patient is ordered to receive a 14-day course of penicillin G 20 million units/day intravenously. Prior to administering the medication, the nurse checks the patient’s allergies and learns the patient experienced anaphylaxis after receiving ampicillin. Which action does the nurse take?

The nurse counsels which women against the use of black cohosh as an herbal supplement?  

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?