Cough medicines are divided into the following categories: 1, anti-inflammatory cough medicines, such drugs in the anti-inflammatory as the main effect at the same time to take into account the effect of cough, such as roxithromycin, azithromycin, levofloxacin, cephalosporin, penicillin and other drugs, can have cough, and anti-inflammatory effect; 2, cough medicine, such drugs to calm asthma as the main effect, cough at the same time can also play a role in calming the effect of asthma Effect, for example, can be inhaled drugs such as dextromethorphan hydrobromide; 3, the central cough medicine, such as compound codeine oral solution; 4, the effect of Chinese medicine cough, such as Chuanbei loquat refining honey cream, cough granules, cough syrup, etc.; 5, phlegm cough drugs such as aminoglutethimide hydrochloride, Ansema, cough eating will have a very good effect.