Qinglong Huo Phlegm Pill is clinically indicated for the treatment of cough and asthma caused by lung-heat syndromes. Cough and phlegm caused by lung-heat syndromes are mostly yellow phlegm, thus yellow phlegm is more suitable for those who take Qinglong Huo Phlegm Pill. Lung Clearing and Phlegm Relieving Pill is a kind of common Chinese patent medicine, which is composed of bitter almonds, Semen Armeniacae, Gallus gallus, Citrus aurantium, Phellodendron Bidentatae, Ephedra, Platycodonis, Piper betel, Pericarpium Citri Reticulatae, Flos Farfarae, Poria cocos. With the efficacy of relieving cough and asthma, lowering qi and resolving phlegm, Qinglong Huayu Pill can be clinically used for the treatment of coughing, coughing up a lot of phlegm, yellow color, asthma and other conditions caused by lung-heat syndrome. Lung clearing and resolving phlegm pill need to be correctly used under the guidance of a professional Chinese medicine practitioner, the adverse effects and contraindications of this drug are not clear.