Cough identification is mainly divided into cold and heat, deficiency and solid, surface and inside, sleeping cough according to the understanding of Chinese medicine belongs to the night, the night of the yang qi is collected in the body, will promote the lung qi XuanDa upward, that yang qi caused by coughing should belong to the hot cough, but also due to the yang qi convergence in the body and at night, so that it is considered to be a kind of cough for the yin deficiency cough, especially tuberculosis patients will be manifested as a cough at night. However, there is also a situation, the old chronic bronchitis cough will also be aggravated at night and early morning, that it belongs to the cold cough, because the old chronic bronchitis patient itself is a lung deficiency, spleen deficiency, kidney deficiency, yang qi deficiency and easy to external infections, easy to aggravate the cold season, the night and the early morning is the temperature is relatively low, there is a kind of the same qi and internal and external combined with the evil, this time the cough is considered to be a cool cough, in a word, sleep cough is still divided into the specific diseases In a word, sleeping cough still needs to be divided into specific diseases to be treated differently.