A 58-year-old woman, known diabetic was prescribed Piroxicam and Paracetamol for acute injury on hand. After 5 days, on routine check up glycemic control, lipid profile, thyroid profile, CBC were in normal range. SGOT normal, SGPT raised ,B Urea 23, creatinine1.8. Previous record showed creatinine reports varying from normal to1.4.

She complained of muscle cramps in legs. In management, how to proceed in this case? Please share your experience.