The patient with chronic malnourishment is started on total parenteral nutrition (TPN). The nurse is vigilant for signs of which complication?

The patient with well-controlled chronic obstructive pulmonary disorder presents with a 3 day history of increased cough with sputum production, fever, and malaise. Upon assessment, breath sounds are clear after coughing and the patient appears to breathe comfortably with no retractions or nasal flaring. His chest x-ray is clear and his screening complete blood count is largely normal, with exception of a white blood cell count of 16. The nurse anticipates the provider to order which medication(s)? Select all that apply. 

The patient with malignant hypertension has suffered from a transient ischemic attack. He asks the nurse if he can continue taking his St. John’s wort for depression. Which answer by the nurse is most appropriate?