Chinese and western medicine compound preparation for preventing and treating viral diarrhea of piglets and preparation method of Chinese and western medicine compound preparation

The invention discloses a Chinese and western medicine compound preparation for preventing and treating piglet viral diarrhea and a preparation method thereof, and relates to the technical field of veterinary drugs, and the Chinese and western medicine compound preparation comprises the following functional components: 12-18 parts of agastache rugosus, 20-28 parts of radix puerariae, 17-23 parts of semen plantaginis, 12-18 parts of honeysuckle, 12-18 parts of medicated leaven, 17-23 parts of fructus forsythiae, 12-18 parts of gallnut, 7-12 parts of charred hawthorn, 17-23 parts of liquorice and 20-30 parts of 10% enrofloxacin powder. The preparation method comprises the following steps: mixing the wrinkled gianthyssop herb, the kudzuvine root, the plantain seed, the honeysuckle flower, the medicated leaven, the weeping forsythia capsule, the Chinese gall, the charred hawthorn fruit and the liquorice root, crushing, adding water, decocting, filtering, concentrating the filtrate under reduced pressure to obtain