Ulcerative colitis has dietary contraindications, drug contraindications. 1. Dietary contraindications: in terms of diet, do not overeat, at the same time should limit the consumption of crude fiber, high fat, high sugar and stimulating food. Ulcerative colitis patients in the acute phase should be fasting, so that the intestinal tract rest, raw vegetables, raw fruits and onions, garlic, chili peppers, etc. will stimulate the intestinal wall, increase the number of bowel movements and intestinal mucosal damage. In addition wheat, dairy products, coffee should also reduce consumption. 2. Drug contraindications: patients with ulcerative colitis should be prohibited from using anticholinergic drugs or opioid agents, such as atropine, scopolamine, tramadol, etc., and be cautious about the use of diuretics and other drugs that can lead to hypokalemia, such as furosemide, torasemide, etc., and at the same time, for repeated barium enemas will aggravate the condition and should be avoided as much as possible. Patients with ulcerative colitis, should seek medical treatment in time, usually pay attention to keep warm, avoid getting cold, keep a happy mood, do not overwork, pay attention to rest.