A nurse is reviewing a medication prescribed for moderate pain that is a combination-type therapy—NSAID and narcotic. Which observation by the nurse warrants immediate intervention? a. The patient states that pain while taking the medication is 5/10 compared with 8/10 taking just the NSAID. b. The patient is taking additional ibuprofen for breakthrough pain. c. The patient reports trouble sleeping at night. d. The patient denies any gastric upset.