Abstract: ObjectiveTo observe the curative effect of Bifico on antibiotic－associated diarrhea. Methods120 cases were randomly divided into the treatment group and the control group, and the treatment group cured with oral Bifico on the basis of comprehensive treatment. ResultsThe diarrhea duration of the treatment group was significantly less than the control group. ConclusionThe curative effect of Bifico on antibiotic－associated diarrhea is significant.

Key words: antibiotics, secondary diarrhea, Bifico, Infantile