Common symptoms of Irritable Bowel Syndrome (IBS) include abdominal pain, diarrhea or constipation, or alternating bouts of diarrhea and constipation. A colonoscopy shows that there are no organic changes in the mucous membrane of the intestines in IBS patients. For treatment, oral probiotics can be taken to adjust the intestinal flora, which can improve symptoms. In addition to Western medicine, Chinese medicine can also be effective. Oral Chinese herbal medicine based on syndrome differentiation, and external Chinese therapies like moxibustion at acupoints such as Shenque, Dachangshu, and Xiaochangshu can relieve pain, as well as stop diarrhea or facilitate bowel movements. Treatments such as herbal enemas and hydrotherapy are also effective.