Traditional Chinese medicine composition for treating canine coronavirus infection and preparation method of traditional Chinese medicine composition

The invention relates to a traditional Chinese medicine composition for treating canine coronavirus infection and a preparation method of the traditional Chinese medicine composition. The traditional Chinese medicine composition is prepared from the following raw materials: fructus evodiae, codonopsis pilosula, fresh ginger, Chinese yam, longan aril, honeysuckle, brucea javanica and root of Chinese pulsatilla; the traditional Chinese medicine composition can be a granule. The preparation method comprises the following preparation steps: (1) crushing the traditional Chinese medicines into 40-100 meshes, weighing according to the formula ratio, and mixing in a three-dimensional manner to obtain traditional Chinese medicine powder; (2) feeding the traditional Chinese medicine powder into an extraction tank, adding 5-15fold water, and boiling twice and 2-12 hours each time; (3) filtering and removing herb residues, and merging filtrate of twice; (4) carrying out vacuum concentration on filtrate at 30-80 DEG C until the volume is 10%-30% of original volume to obtain a concentrated extract; (5) weighing 20-50 parts of anhydrous sodium sulphate, 10-50 parts of white granulated sugar and 20-60 parts of starch, and mixing the anhydrous sodium sulphate, the white granulated sugar and the starch; (6) evenly adding 10-20 parts of concentrated extract into the mixed powder by three times, adding while stirring for 10-30 minutes; and (7) granulating, and drying at 40-80 DEG C, so as to obtain the finished product. The traditional Chinese medicine composition provided by the invention has the efficacies of lowering the adverse flow of qi, preventing or arresting vomiting, supporting yang, checking diarrhea, strengthening the spleen, benefiting vital qi, soothing the nerves, clearing away heat and toxic materials, cooling blood and checking dysentery; and the recovery rate on the canine coronavirus infection can reach more than or equal to 95%.