Traditional Chinese medicine composition for pigs and preparation method and application thereof

The invention discloses a traditional Chinese medicine composition for pigs and a preparation method and application thereof. The composition is prepared by, by weight, 9-27 parts of root of Kansu gooseberry, 2-6 parts of Mallotus apelta, 3-9 parts of Trollius ledebouri, 15-45 parts of Rabdosia longituba and 10-30 parts of Pueraria montana. The preparation method includes: mixing the five traditional Chinese medicine materials, soaking with water, decocting for 2-3 times, combining decoctions, concentrating until a thick state is achieved, adding ethanol to achieve ethanol concentration of 60-70%, precipitating, and filtering; adding ethanol to the concentrated liquid medicine until ethanol concentration is 75-80%, precipitating, filtering, concentrating filtrate, adding water, performingcold storage and precipitation, filtering, concentrating, and preparing into a required dosage form. The traditional Chinese medicine composition is used for preparing traditional Chinese veterinary medicine for treating swin