Shortness of breath has more causes, chronic lung disease, such as shortness of breath caused by bronchial asthma can be used bronchodilators; heart disease, such as coronary heart disease caused by shortness of breath can be used antiplatelet drugs and lipid-lowering drugs. 1. Chronic lung disease, commonly caused by bronchial asthma shortness of breath, can be relieved by bronchodilators, such as salbutamol, but also the regular use of glucocorticoids, such as budesonide, other causes can be seen in the atelectasis, advanced tuberculosis, and so on, at this time, often need to carry out specialized surgical treatment. 2. Heart disease: shortness of breath caused by coronary artery disease is common. After intervention, long-term treatment with antiplatelet drugs such as clopidogrel and lipid-lowering drugs such as atorvastatin is required. In addition to etiologic treatment, measures such as cardiotonic (e.g., cediran), diuretic (e.g., furosemide), and vasodilator (e.g., nitroglycerin) are commonly used to improve cardiac function and relieve shortness of breath. The cause of shortness of breath is complex, general patients are difficult to accurately determine by themselves, when there is shortness of breath discomfort, you need to consult a doctor in a timely manner, by the doctor correctly diagnosed, to clarify the specific cause of the disease, to take targeted treatment, in order to obtain the best results. Drugs should be applied under the guidance of a doctor.