After 6 times of chemotherapy for cervical cancer, the causes of small stomach pain consider gastrointestinal side effects of chemotherapy, complications such as intestinal infections caused by chemotherapy, and tumor progression of ineffective chemotherapy. 1. Gastrointestinal side effects caused by chemotherapy can be manifested as lower abdominal pain (tummy ache), vomiting, nausea, diarrhea, etc. Omeprazole, montelukast, metoclopramide and other medications can be given. 2. Complications such as intestinal or urinary tract infections caused by low immunity after chemotherapy can lead to stomach pain, and drugs such as moxifloxacin and levofloxacin can be used to control the infection and reduce the pain. 3. Chemotherapy is not effective for cervical cancer lesions, the disease continues to progress, abdominal and pelvic metastases occur, there will also be small stomach pain, usually need to change to other anti-tumor treatment plan.