Experience of traditional Chinese medicine in prevention and treatment of cough and asthma in weaned pigs

Weaning 10 days to 30 kg body weight piglets cough and asthma are usually associated with weaning multisystemic wasting syndrome (circovirus) infection in western veterinaries. the incidence varies from 20% to 45%. The mortality rate of piglets is generally 30%. Up to 80 percent, body temperature 40.5 degrees Celsius to 41.5 degrees Celsius, rough fur, diseased pig dysentery complicated with respiratory symptoms, neurological symptoms, severe emaciation Failure and death, the disease is a great threat to the pig industry. The disease is the most serious in spring, autumn and winter. In Chinese veterinary medicine, the disease is a symptom of febrile disease in theory. the cause of exogenous wind evil invades the lung, cold, summer, dryness, temperature and so on. The main part of the lesion is in the lung. In the theory of traditional Chinese veterinary medicine, the lung and qi department breathes in the nose, the external closure of the fur, the opening and closing of the lung, the lung qi is sufficient, the skin is open and closed normally, the external evil is not easy to invade, otherwise, the pig is full of diseases. With Qingfei Zhike Powder combined with Ma Xingshigan Powder, this prescription can vent Xinliang, clear lung and relieve asthma, clear lung heat, resolve phlegm and relieve cough, and add 0.6% powder to piglet feed for 2 to 3 weeks. in western veterinary theory, it is considered that it has strong antibacterial and inhibitory effect on actinomycetes pleurisy, Staphylococcus aureus and pneumococcus, and it also has anti-influenza virus. It also has obvious antipyretic and anti-inflammatory effects, and can improve the immune function of animals.