Objective To study the effects of three kinds of effective traditional Chinese medicine on lung inflammation in mice infected with influenza A virus. Methods To establish the A influenza virus mouse lung adapted strains of animal model of infection by nasal inoculation method. The experiment was divided into the Chinese nutgall group,Bailian Group,bupleurum group,antiviral granule group,oseltamivir group,model control group and blank control group,after intragastric administration or saline,body weight,lung index,spleen index,thymus index and lung were observed by light microscopy technique. R...