This paper introduces the experience of using Professor Huang Huang’s classical prescription and constitution theory to treat infantile cough. According to the characteristics of different constitution of children, the classical prescriptions such as Guizhi plus Houpu Xingzi Decoction, Shenmi Decoction, Wuhu Erchen Decoction and Xiao Chaipu Decoction were used to treat the disease. And in this paper, the main constitutional points for using the four kinds of classical prescriptions are analyzed respectively and demonstrated with proven cases.