How long can return to normal after fighting kidney stones has individual differences, most of them will return to normal within 3 days, need to drink more water, diligent urination, more strenuous exercise to promote the discharge of stones, so if you see the discharge of stones, you need to further review the urinary tract ultrasound to clarify the discharge of stones. However, not all of the kidney stones can achieve significant therapeutic purpose through extracorporeal shock wave lithotripsy, some patients can have stone street, abnormal renal function, and even serious urinary tract infection. Some patients may also need a second lithotripsy or even a third lithotripsy, depending on the individual situation. If the kidney stones are large in size, such as those larger than 1.5cm or more, single lithotripsy is usually less effective, and a second and third treatment is needed. If the patient has small stones, single lithotripsy may be better.