Since antibiotic therapy is not satisfactory to children’s protracted pneumonia

the patients used to pursue TCM therapy. 52 cases of such patients were treated by this author since 1983. Results revealed that the treating principle of dispersing and clearing method along with tonification as core therapy was satisfactory to elevate the therapeutic effect. The patients were differentiated into 4 types

lung - heat with deficient fluid

failure of spleen （earth） to support lung （metal）

weakness of Ying and defensive levels

and stagnant pathogens due to Qi -deficiency.