This drug is used to clear away heat in the lung, descend adverse flow of Qi, and relieve cough and asthma.In treating cough and asthma due to hyperactivity of fire as a result of deficiency of the lung, the drug can be used in combination with Colla Corii Asini, Semen Armeniacae Amarum, Semen Oryzae Glutionsae, etc. In treating measles in its final stage accompanied by fever and dry cough, the drug can be used in combination with Bulbus Fritillariae Thunbergi, Fructus Arctii, Radix Ophiopogonis, etc.

In addition, this drug can also be used to treat hemorrhoid with blood and swelling and pain around the anus, using the decoction of the drug to wash the local area. This drug has slow and persistent effect of lowering blood pressure and can be used to treat hypertension manifested by dizziness and flushed face due to hyperactivity of liver-Yang. It can be used in combination with Spica Prunellae, Ramulus Uncariae cum Uncis, Radix Scutellariae,etc.