Chronic obstructive pulmonary disease belongs to the cough and wheezing evidence of traditional Chinese medicine, commonly used proprietary Chinese medicines are Bailing capsule, Yinhuang granules, Suhuang cough capsule, Huanglong cough granules and so on. 1. Bai Ling Capsule: This medicine has the effect of tonifying the lung and kidney and benefiting the essence, and is used for the treatment of cough, asthma, hemoptysis, lumbago, chronic bronchitis, chronic renal insufficiency, etc. After taking this medicine, you may experience discomfort in the throat. Adverse reactions such as pharyngeal discomfort may occur after taking this product, and the contraindications are not clear. 2. Yinhuang Granules: this drug has the effect of clearing heat and dispersing wind, relieving pharynx and detoxification, and is used for the treatment of dry pharynx, sore pharynx, thirst, fever, acute and chronic pharyngitis, and upper respiratory tract infections caused by wind-heat, heatiness of lungs and stomachs (the heatiness of the lungs and stomachs is very heavy). Adverse reactions and contraindications are not clear. 3. Suhuang Cough Capsules: This medicine has the effect of dispersing wind and promoting lung, relieving cough and relieving pharynx, and is used for the treatment of cough, pharyngeal itch, cough when itching, or choking cough bouts, sudden or aggravated when encountering cold air, odor, etc., which are mostly recurrent. May appear nausea, vomiting, stomach upset, constipation, dry throat and other adverse reactions, pregnant women should not be used. 4. Huanglong Cough Suppressing Granules: It has the efficacy of benefiting the qi and tonifying the kidney, clearing the lungs and suppressing cough, and is suitable for the treatment of lung and kidney qi deficiency, phlegm-heat and lung-heat depression of cough. Taking this product may appear urticaria type of adverse reactions, pregnant women are prohibited, diabetic patients are prohibited. It is recommended that patients use the drug under the guidance of a doctor, not blindly, so as not to cause adverse effects on the body.