Lactobacillus rhamnosus tablets for the treatment of intestinal flora diarrhea Methods: Mice were divided into normal group, model group, positive control group and the high, medium and low three-dose tablets Lactobacillus rhamnosus experimental groups. In addition to the normal group, other groups with antibiotics (ampicillin) joint pathogens (Salmonella typhimurium) induced intestinal flora diarrhea experimental groups were fed different doses (1.0 × 108,1.0 × 107 and 1.0 × 106CFU • kg-1) of Lactobacillus rhamnosus piece, the positive control group was given use Lizhuchangle capsules 0.3 g, administered seven days in a row, by observing the degree of diarrhea and intestinal flora in mice analysis of the viable preparations intervention study results: 7 days after treatment, high Lactobacillus rhamnosus tablets, significantly improving the degree of diarrhea in mice dose, dose-effect relationship was significantly compared with the model group, the preparation. high dose group were cecal contents Enterobacteriaceae, Enterococcus significantly reduce the number, and the decline of lactobacilli, bifidobacteria numbers are back to normal Conclusion: Lactobacillus rhamnosus piece can effectively improve antibiotic and pathogenic bacteria-induced mouse intestinal flora and diarrhea.