MRCP2-3854

A 65-year-old man with chronic kidney disease due to diabetes mellitus presents to the clinic. He reports no new symptoms and has well-controlled blood sugar levels.

He is currently taking metformin 1g twice daily, aspirin 75mg once daily, and bisoprolol 1.25mg once daily. During the examination, mild peripheral edema is noted, and his blood pressure is 135/80 mmHg, which has been confirmed by ambulatory blood pressure monitoring.

What would be the most appropriate course of action to take next?