The causes of shortness of breath in the elderly who do not have chest tightness and sometimes shortness of breath may be bronchial asthma, chronic obstructive pulmonary disease or interstitial lung disease, which can be treated with appropriate medications. 1. Bronchial asthma: bronchial asthma may be caused by exercise, inhalation of pollen and other allergens, which can cause shortness of breath, at this time you can use bronchodilators such as aminophylline and other drugs for treatment. 2. Chronic obstructive pulmonary disease (COPD): bronchodilators such as salbutamol and aminophylline can be used to alleviate the symptoms of shortness of breath, supplemented by oxygen therapy. If there is a combination of upper respiratory tract infections, anti-infective treatments such as cephalosporin and other antibiotics should be carried out in a timely manner. 3. Interstitial lung disease: If the interstitial lung disease is caused by idiopathic pulmonary fibrosis, it can be treated with drugs such as nidazanib; if the interstitial lung disease is caused by hypersensitivity pneumonitis, tuberculosis, etc., it can be treated with glucocorticosteroids, such as prednisone, etc., and supplemented with oxygen therapy. If the elderly appear not chest tightness and sometimes shortness of breath, they should consult a doctor in time, and the relevant drugs should be used under the guidance of the doctor.