There are many reasons for coughing and it needs to be treated according to the specific cause. First, colds can cause coughs, but it is important to clarify whether they are caused by colds. Generally cough belongs to the upper respiratory tract infection, according to the cause of the upper respiratory tract infection, such as viral infection or bacterial infection, you can give antiviral application, anti-bacterial treatment, at the same time, you can give the application of cough suppressant drugs. Second, if the nasopharynx, trachea, lung or bronchial inflammation, as well as the growth of tumors in these areas, can cause cough, according to the specific conditions of these areas, targeted treatment. Third, if it is asthma, for example, there is a type called cough variant asthma, in addition to the application of cough suppressant drugs, but also to give the application of anti-allergic drugs, if necessary, give hormone therapy. Fourth, gastric lesions, such as reflux esophagitis, can be caused by gastric acid reflux bronchial local irritation, thus causing the cough performance, this case need to be given to the acid as well as gastrointestinal dynamics of drugs for treatment.