Chronic colitis is usually an inflammatory change of the intestine caused by a variety of causes, including atopic chronic colitis and non-specific chronic colitis, with different prognosis. Chronic colitis treatment time varies according to the type of disease, as follows: 1. Chronic colitis caused by bacteria, antibacterial treatment is more effective, with herbal treatment, more can achieve control in 1-2 weeks. However, it also depends on the degree, for example, bacterial colitis caused by staphylococcus aureus or pseudomonas aeruginosa and other more persistent bacteria, whether Chinese medicine or Western medicine treatment is relatively difficult; 2, tuberculosis chronic colitis, anti-TB treatment is very effective, usually need to treat 6-12 months, with Chinese medicine better; 3, viral chronic colitis, the effect of Chinese medicine treatment is very good, usually a year The symptoms are usually completely relieved in about a year; 4, atopic colitis, including amebic enteritis, there are certain special treatment means, such as commonly used metronidazole treatment, usually about 2-4 weeks symptoms disappear; 5, non-specific chronic colitis, mainly ulcerative colitis and Crohn’s disease, ulcerative colitis belongs to autoimmune chronic colitis, symptoms include abdominal pain, diarrhea, mucous pus and blood stool, etc.. Although the treatment is effective, it is prone to recurrence. Therefore, in foreign countries it was previously advocated to take medication for maintenance treatment for 3-5 years. The latest guidelines propose lifelong medication, and herbal medicine with treatment can also achieve good results. Therefore, remission is induced in the acute phase, while herbal medicine can be used in the chronic phase to maintain remission for as long as possible with proprietary Chinese medicine.