A vague pain in the lower right side of the stomach suggests immediate rest and direct medical attention and clarification of the cause is recommended. There are medications, surgery and other methods of treatment. Use medication as prescribed by your doctor. Hidden pain in the right lower part of the stomach is clinically known as right lower abdominal pain, which has many causes, mainly physiological causes, such as strenuous exercise, etc.; pathological causes mainly include intestinal, urinary system, reproductive system diseases, etc., and most of them can be treated with medication or surgery. 1. Physiological causes: common causes are strenuous exercise, long-term coughing, etc., mostly transient right lower abdomen pain, no other parts of the discomfort, can be improved after rest. 2. Urological diseases: common ureteral stones, etc., there can be hematuria, such as the combination of infection, there may be frequent urination, urinary urgency, urinary pain, etc., can be clarified by imaging tests, urine routine, etc., can be treated by surgical lithotripsy. 3. Intestinal diseases: mainly acute and chronic appendicitis, intestinal tuberculosis, etc., there may be fever, change of stool habit, etc., which can be clarified by laboratory tests, imaging tests, enteroscopy, etc., and can be treated by surgery, conservative treatment with medicines to improve the condition, such as appendicectomy, treatment with anti-tuberculosis medicines (e.g., isoniazid, etc.). 4. Reproductive system diseases: mainly female reproductive system diseases, such as ectopic pregnancy, ovarian tumors, etc., may appear menopause, irregular vaginal bleeding, etc., which can be clarified by imaging and laboratory examination, and can be treated by surgery. Once the hidden pain in the right lower abdomen occurs, it is not recommended to treat it with medication by oneself, and it is recommended to consult the doctor in time to clarify the cause of the disease and receive regular treatment.