To disperse wind and calm the cough, expel phlegm and relieve breathing difficulties. For cough with profuse sputum, dyspnea and shortness of breath caused by affection of exogenous wind lung-heat and dampness in the spleen; unable to lie down, itching of the throat, fullness and oppression over the chest.

To remove heat and relieve sore-throat, to promote the production of body fluid and moisten for dryness.