Traditional herbal medicine feed addictive for preventing and controlling swine high fever syndrome

technical field [0001] The invention relates to the technical field of feed additives, in particular to a Chinese herbal medicine feed additive capable of preventing and controlling porcine hyperthermia syndrome and a preparation method thereof. Background technique [0002] Porcine hyperthermia syndrome is an infectious disease whose etiology has not been finally determined. Clinically, sick pigs are manifested as elevated body temperature, red skin, and respiratory symptoms and digestive tract symptoms. The morbidity and mortality are very high. . Pigs died 5-7 days after the onset, and died gradually after 3 weeks. The incidence of pigs is 50% to 100%, and the fatality rate is 20% to 100%. In 2006, porcine hyperthermia syndrome, which first occurred in several southern provinces in my country and then gradually spread to most of the pig-raising provinces and regions in my country, caused huge losses to the pig industry in China, and the number of pigs in some areas with...