Hello: Ulcerative colitis is a chronic colitis syndrome with ulcers as the main cause of unknown cause. It is mainly characterized by abdominal distension, abdominal pain, diarrhea, bloody stool or mucus-pus-bloody stool, weight loss, Anemia, loss of appetite, fatigue. The course of the disease is slow and relatively long, with symptoms ranging in severity and recurrence, and is more common in young adults. You can try taking 1 gram of Yunnan Baiyao and 1 gram of Xilei powder, mix them together, dissolve them with 100 ml of 0.9% sodium chloride injection, and then keep them for enema. Once a day.