Colitis is mostly caused by inflammation, parasitic infection, fungal infection, etc. It can usually be cured in about a week, and the specific treatment time varies from person to person. When the patient has a large number of bacteria, fungi, parasites in the colon, causing intestinal flora imbalance, intestinal dysfunction, resulting in patients with obvious symptoms of colitis, early discomfort will not occur, so the appearance of abdominal pain, diarrhea, constipation and other discomforts, has been in the middle and late stages, at this time will not be cured so quickly, you need to be about a week to regulate the intestinal flora, in order to recover. Generally need to take antibiotics regularly at this time such as cefixime, metronidazole, etc., take probiotics such as bifidobacteria, etc., to regulate the intestinal flora. Only after the inflammation is eliminated will it slowly recover. Drugs need to be taken under the guidance of a physician, please do not take medication on your own.