1.Removing virulent heat and soothing the throat

The drug is regarded as an indispensable medicine for sore throat; to treat sore throat with swelling and pain due to phlegm-heat, it is a quick remedy when used with Caulis Lonicerae, Lasiosphaera seu Calvatia, Radix Platycodi, Radix Glycyrrhizae, etc.

2.Resolving phlegm to disperse mass

The drug is often used for the treatment of expectoration of abundant phlegm and cough due to perverse ascending of lung-Qi. To treat cough due wind-heat with expectoration of a lot of phlegm, it can be used with Radix Peucedani, Semen Armeniacae Amarum, Bulbus Fritillariae Thunbergii; to treat cough with expectoration of a lot of phlegm due to wind-cold or asthma and dyspnea with cough, difficulty in breathing, appearance of wheezing due to wind-cold or retention of cold phlegm, it can be used with Herba Ephedrae, Herba Asari, Rhizoma Zingibeis Recens, Fructus Schisandrae, etc.