A 45-year-old patient with rheumatoid arthritis is prescribed ketorolac for pain management. Which of the following nursing considerations should be prioritized when administering this medication?

Ensure the patient maintains a diet high in potassium to prevent gastrointestinal distress.

Remind the patient to keep taking NSAIDS intermittently for breakthrough pain relief while on ketorolac

Monitor the patient's renal function and fluid balance even if no signs of impairment are evident.

Advise the patient to take ketorolac on an empty stomach to enhance absorption.