From the perspective of traditional Chinese medicine, Chinese medicines with the effect of phlegm elimination are divided into two categories, namely warming cold phlegm medicines such as Hanxia, and clearing hot phlegm medicines such as Bamboo Roots. Warming cold phlegm medicines have the effect of warming the lungs to dispel cold, drying dampness and resolving phlegm (removing phlegm from the body by drying dampness), and are mainly used for treating cold phlegm and phlegm-dampness symptoms, with related medicines such as hemixia, tiannansing, white aconite, mustard seed, soap pods, and so on. The medicines are mainly used for treating hot phlegm and dry phlegm, and the symptoms can be seen in coughing and wheezing, and the phlegm is yellow and thick, etc. The relevant medicines are Sichuan Beimu, Zhejiang Beimu, Gua Piper, Zhu Ru, Zhu Lei, Qian Hu, Platycodonopsis, etc. It should be noted that some medicines can remove phlegm from the body, mainly for treating cold phlegm and phlegm-dampness. It should be noted that some drugs to resolve phlegm, such as hemixia, tiannanxing, white aconite, etc. have a certain degree of toxicity, such as the need for medication, it is recommended to go to the hospital under the guidance of a doctor to identify the use of medication, do not use their own medication.