Kidney stones are relatively small in the process of discharging out of the body, it is easy to ganton in the ureter is relatively narrow position, the formation of ureteral stones caused by obstruction. In the acute obstruction period can cause the patient to appear nausea, vomiting symptoms. At this time, you can use antispasmodic, analgesic, antiemetic drugs to relieve the spasm of the ureter, to promote the discharge of ureteral stones. You can eat urolithon or stone pellets to accelerate the discharge of stones, external anal indomethacin suppositories to relieve ureteral spasm, intramuscular injections of gastrointestinal antiemetic. Vomiting symptoms will be gradually relieved through the use of drugs, but the stone is not discharged vomiting symptoms can be repeated. You can also take drugs to inhibit gastric acid to relieve gastric discomfort, such as omeprazole, rabeprazole, etc. If nausea and vomiting symptoms are more persistent, intravenous rehydration is needed to prevent dehydration. When the patient’s condition permits the line of extracorporeal shock wave lithotripsy or minimally invasive surgical treatment, the resolution of the stone vomiting will naturally improve. Urinary stone patients need to drink more water, generally need to drink more than 2000ml of water per day, is conducive to the discharge of stones can also completely improve the symptoms of vomiting.