Stay well hydrated unless your doctor has restricted fluids
Reduce high-protein intake, especially large portions of red meat
Avoid excessive protein supplements
Limit alcohol intake
Manage blood sugar if you have diabetes
Control blood pressure
Treat dehydration, vomiting, or diarrhea promptly
Review medications with your doctor, especially diuretics and NSAIDs
Address kidney disease or urinary obstruction with medical care
Follow a kidney-friendly diet if recommended by your clinician
Avoid strenuous exercise before testing
Treat infections or other underlying illnesses
Follow up with a healthcare professional for repeat testing and evaluation