The incidence of asthma in China is high and the rate of control is low. Traditional Chinese medicine has a long history of treating asthma, and has a good clinical curative effect.The purpose of this study is to evaluate the clinical efficacy of traditional Chinese medicine in the treatment of asthma, and to further optimize the prescription of Chinese medicine treatment.
In this study, investigators recruited chronic persistent asthma participants, and gave the corresponding western medicine background treatment and traditional Chinese medicine treatment program for 28 days.Participants will undergo a physical examination, lung function, blood and sputum collection.