It can clear away hot phlegm, eliminate annoyance and stop vomiting. Zhuru, a traditional Chinese medicine, is sweet and slightly cold in nature and belongs to the lung, stomach and gallbladder meridians. Its main clinical efficacy and role is to clear away hot phlegm, eliminate annoyance and stop vomiting. Clinically, it is often used for patients with lung heat, cough, yellow and thick expectoration, phlegm fire disturbance, and upset patients. This product has the effect of clearing away hot phlegm and heat and removing annoyance. It is often used with scutellaria and trichosanthes to treat hot phlegm and cough. It is often used with dried tangerine peel, poria cocos, pinellia ternata, and fructus aurantii, such as Wendan Decoction, to treat chest tightness, phlegm, anxiety, insomnia, and panic caused by gallbladder fire and phlegm, which interfere with lung and heart. It can also be used clinically for vomiting due to stomach heat. Bamboo Ru is good at clearing stomach heat and stopping vomiting. It can be used with Coptis chinensis.