An 83-year-old woman is admitted to the emergency department following a fall in her home. She has sustained a fractured left femur. She is complaining of severe pain, of 9 to 10 on the pain scale. The physician in the emergency department orders ketorolac for pain. The patient remains on ketorolac for 3 postoperative days. On the 3rd day, she begins to complain of severe abdominal pain. Her blood pressure is $96 / 50 \mathrm{~mm} \mathrm{Hg}$ and her pulse rate is 116 beats per minute.
- What type of medication is ketorolac?
- Why is the patient complaining of abdominal pain?