Which statements are true regarding peripherally inserted central catheters (PICCs)? Select all that apply.

The patient receiving patient-controlled analgesia (PCA) with morphine is found to be sleeping deeply and minimally responsive. Which action does the nurse take first?

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?