Most of the herbs used in the treatment of emphysema are used to stop coughing, resolve phlegm and calm asthma, such as Semen and Tiannanxing can be used to dry dampness and resolve phlegm, and are used for damp phlegm and cold phlegm evidence. White mustard seed can be used to treat cold phlegm and cough and asthma, hanging drinks, etc. It is used to warm the lung and dissolve phlegm. Bai Qian is used for coughing with phlegm and can lower Qi and dissolve phlegm. Qian Hu can treat phlegm-heat cough and asthma, and is used for treating cough with external wind-heat and coughing yellow phlegm. Chuan Bai Mu and Zhe Bei Mu can clear heat and dissolve phlegm, open depression and disperse knots. Drugs for pacifying asthma include Su Zi and Lycopodium can lower the Qi, resolve phlegm, stop coughing and calm asthma, bitter almond can stop coughing and calm asthma, and Bupleurum is used to moisten the lung and stop coughing. Aster and Radix et Rhizoma are used to moisten the lung and resolve phlegm to stop coughing, Loquat leaf is used for coughing with lung heat, and Mulberry Bark is also used for coughing with lung heat. The above are the common cough medicines for emphysema.