Cholecystitis complicated by vague pain in the abdomen and liver area can be relieved by the use of drugs such as pethidine, and a low-fat diet is recommended. Cholecystitis needs to be treated in a timely manner. Pain medication alone cannot control the condition and may mask it. Abdominal pain is a common symptom of cholecystitis, especially chronic cholecystitis, and its onset is often associated with fatty diets, high protein diets, and stone impaction. For the treatment of pain, some guidelines mention the use of nonsteroidal drugs such as celecoxib for mild pain, but atropine, scopolamine, and resorcinol are more commonly used in clinical practice today. Chronic cholecystitis usually does not require antibiotics, and antimicrobials such as cefadroxil can be used empirically to treat infectious conditions and relieve pain if an acute attack occurs. Fasting is required during acute attacks of cholecystitis. In the non-acute stage, it is recommended to eat a light and regular diet, do not overeat, and recommend eating small meals. Diet to low fat, low cholesterol-based, can increase the intake of vegetables, grains and cereals, lean meat, etc., to avoid the intake of greasy spicy stimulating food. At the same time need to strictly quit smoking and alcohol. If you suspect cholecystitis, go to the hospital in time. The above mentioned pethidine and other drugs need to be used under the guidance of clinicians, absolutely prohibit unauthorized use of drugs.