Traditional Chinese medicinal composition for treating equine rhinopneumonitis and preparation method thereof

The invention relates to a traditional Chinese medicinal composition for treating equine rhinopneumonitis. The traditional Chinese medicinal composition is prepared from 10-18 parts of herba ephedrae, 12-16 parts of herba asari, 10-15 parts of flos magnoliae, 10-15 parts of radix angelicae dahuricae, 10-15 parts of rhizoma atractylodis, 8-15 parts of agastache rugosus, 8-15 parts of herba patriniae and 8-12 parts of rhizoma phragmitis. The traditional Chinese medicinal composition can be pulvis; a preparation method of the traditional Chinese medicinal composition comprises the following preparation steps: (1), weighing and taking each traditional Chinese medicine according to an amount in a formula; (2), grinding the traditional Chinese medicines, and making the ground traditional Chinese medicines pass through a sieve of 30-80 meshes; (3), mixing the sieved traditional Chinese medicines for 5-15 minutes, and obtaining traditional Chinese medicinal powder; and (4), sub-packaging the traditional Chinese medic