There are many diseases that can cause coughing:1. Respiratory related diseases such as upper respiratory tract infections, acute bronchitis, pneumonia, bronchodilatation, as well as lung abscess, pulmonary tuberculosis, lung tumors, chronic bronchitis, chronic obstructive pulmonary disease, pulmonary fibrosis.2. Cardiovascular related diseases, such as rheumatic heart disease, dilated cardiomyopathy, hypertensive heart disease, cardiac insufficiency.3. Certain drugs can also appear cough, such as captopril, fosinopril, enalapril, etc. 4, gastroesophageal reflux can also appear cough symptoms. If the patient has cough symptoms, we need to actively seek medical treatment, improve the relevant examination, clear diagnosis, according to the diagnosis we take further treatment. For example, respiratory diseases, we can take anti-infection, expectorant, asthma and other comprehensive treatment; cardiovascular diseases, we can use cardiotonic, diuretic, vasodilator and other related drugs.