Probiotics can be taken 2-3 times/day, at present, there are very many kinds of probiotic preparations, including bifidobacterium trichotomum, bacillus, bacillus licheniformis, bacillus loris and so on, and these probiotics are recommended to be taken by patients 2-3 times/day. The medication is taken after meals, and should be avoided with antibiotics for 1-2 hours interval, in order to ensure that the effective activity of probiotics is absorbed by the intestinal tract, which can improve the corresponding clinical symptoms, such as diarrhea, constipation, flatulence and so on. Therefore, it is possible to take probiotics 2 times / day, you can choose according to the symptoms, if used for the treatment of diarrhea, diarrhea symptoms are more pronounced, eat 3 times / day is not a problem, emphasizing that it should be taken after meals, and can not be taken on an empty stomach to take probiotics.