This paper put forward the traditional Chinese medicine（TCM） idea and strategy of treating cough variant asthma（CVA） from "cold retaining in Sanjiao". For the CVA patients who are characterized by "cold cough"

although eliminating cold to stop cough is important

we should carefully differentiate the differences of disease location

zang-fu organs and pathogenesis. For cold in the upper jiao

Jinfeicao Powder（金沸草散）

modified San′ao Decoction（三拗汤） are primary prescriptions. Modified Zhisou Powder（止嗽散） is suitable for patients with ligh cold pothogen. Modified Mahuang Decoction（麻黄汤） is suitable for patients with sever cold pathogen. Patients with cold and fluid hidden interal could use modified Xiaoqinglong Decoction（小青龙汤）

and series prescriptions containing Fuling（Poria） and Guizhi（Cortex Cinnamon） for combined with adverse rising of water and qi. For cold in the middle jiao

the treatment focus on the spleen and stomach. Modified Lizhong Decoction（理中汤） is suitable for patients with the deficiency-cold in the spleen and stomach. Patients with the simultaneous occurrence of cold and heat could use Banxia Xiexin Decoction（半夏泻心汤） as primary prescription. Patients with the liver depression and spleen cold could use modified Chaihu Guizhi Ganjiang Decoction（柴胡桂枝干姜汤）. For cold in the lower jiao

the treatment should warm and tonify the kidney yang to disper cold

with modified Erxian Decoction（二仙汤）.