Stomach pain is not recommended to blindly pursue quick relief, and requires targeted treatment based on the specific cause. Common causes include acute gastroenteritis, ulcerative colitis, dysmenorrhea, etc. Commonly used methods include general treatment, medication and surgery. 1. Acute gastroenteritis: there is often a history of unclean diet before the onset of the disease, manifested by abdominal pain, diarrhea, nausea and vomiting. Generally, it can be cured by rehydration, diet control and rest. Infected people can use norfloxacin, azithromycin and other anti-infective treatment; diarrhea is obvious can choose intestinal mucosal protective agent and adsorbent montmorillonite; Saccharomyces boulardii, bifidobacteria and other intestinal probiotic bacteria can help the treatment of leaking diarrhea. 2. Ulcerative colitis: repeated episodes of abdominal pain, diarrhea, mucus, pus and blood stools. To correct water and electrolyte disorders, anemia, blood transfusion, hypoproteinemia, supplemental serum protein; control of inflammation can be used Liuzosulfapyridine, ketorolac aminotriol, azathioprine and other medicines; hemorrhage, intestinal perforation, and other emergency surgical indications can be used for total colectomy and ileoanal pouch anastomosis. 3. Dysmenorrhea: lower abdominal pain, swelling and lumbago before and after menstruation or during menstruation. Emphasize psychological treatment, eliminate patients’ tension and anxiety. Ensure sufficient rest and sleep. Those with intolerable pain can be assisted with medication, such as ibuprofen, meclofenamic acid, naproxen and so on. There are many other causes of stomach pain, such as stomach pain or pain symptoms do not relieve, it is recommended to consult a doctor in a timely manner, under the guidance of the doctor to improve the examination to clarify the cause of the disease, to take targeted therapeutic measures. The above drugs should be used under the guidance of a doctor.