Anti-virus pure traditional Chinese medicine preparation for livestock

The invention relates to an anti-virus pure traditional Chinese medicine preparation for livestock and a preparation method thereof. In the preparation, mango leaves or almond leaves are used as main raw materials which are compounded with dyer woad leaves, radix scutellariae and bupleurum, water or an alcohol-water mixed solution is used as a solvent, and methods of ultrasonic extraction, membrane concentration, quick drying and the like are used for fully extracting effective components in the mango leaves or almond leaves and other Chinese herbal medicines. The invention has the advantagesof obvious treatment effect, simple manufacturing process, energy saving and time saving, and the preparation method is easy to realize industrialization.