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...Consult nearest urologist they will help you further.