Kidney stone. 3 litres of water per day.

If stones less than 7mm generally pass through spontaneously without surgical intervention...Medical treatment of nephrolithiasis involves supportive care and administration of agents, such as the following: Excessive water intake or IV hydration, Nonnarcotic analgesics , Oral/intravenous narcotic analgesics, NSAIDS (eg, ketorolac, ketorolac intranasal, ibuprofen), Antiemetics (eg, metoclopramide), Antibiotics (eg, ampicillin, gentamicin, ticarcillin/clavulanic acid, ciprofloxacin, levofloxacin, ofloxacin) to reduce possible infections, Alkalinizing agents (eg, potassium citrate, sodium bicarbonate): For uric acid and cysteine calculi Alpha blockers (eg, tamsulosin, terazosin)... Surgical option Stones that are 7 mm and larger are unlikely to pass spontaneously and require some type of surgical procedure, such as the following: Stent placement Percutaneous nephrostomy Extracorporeal shockwave lithotripsy Ureteroscopy Percutaneous nephrostolithotomy Open nephrostomy Consult nearest urologist they will help you further.