The pain in the upper right side of the female stomach is often caused by the following reasons: a. Acute cholecystitis or combined with gallbladder stones, because the right upper abdomen is located in the location of the gallbladder fossa under the liver, patients can appear persistent distension or colic, you can go to the hospital to improve the relevant tests for clarification, such as blood tests, liver function, abdominal ultrasound or abdominal CT, etc.. It may be caused by acute colitis, which is associated with eating inappropriate food or drinking too much alcohol. You can actively control your diet and take oral medication to regulate the intestinal flora, and if necessary, you can also apply local heat and drink warm water to help relieve the symptoms. Third, there may be abdominal wall muscle damage caused by trauma or too strenuous exercise, need to go to the hospital to check the abdominal ultrasound for clarification, and some patients are due to liver problems, such as liver abscesses, etc. caused.