The treatments for chronic obstructive pulmonary disease (COPD) with swelling of the feet in the elderly include general treatment, medication, oxygen therapy, surgical treatment, and rehabilitation therapy. 1. General treatment: Patients with chronic obstructive pulmonary disease (COPD) in the stable stage should avoid or prevent inhalation of smoke, dust and harmful gases, and pay attention to daily nursing care to improve mobility, quality of life and reduce the death rate of the disease. 2. Medication: Stable patients can prevent and control symptoms and effectively reduce the frequency and severity of acute exacerbations through rational use of medication, commonly used drugs include bronchodilators such as salbutamol and formoterol. Patients with acute exacerbations should appropriately increase the dose and frequency of bronchodilators, and oral glucocorticosteroids, such as prednisolone, may also be administered. If the acute exacerbation is induced by bacterial infection, it is also necessary to use sensitive antimicrobial drugs according to the causative organisms, such as penicillin, amoxicillin and so on. 3. Oxygen therapy: patients with chronic respiratory failure can improve their survival rate by means of long-term home oxygen therapy. 4. Surgical treatment: Patients with indications can cope with the disease through surgical procedures such as lung decongestion, lung transplantation and pulmonary herpetic resection. 5. Rehabilitation: For elderly people with COPD, rehabilitation therapy is also particularly important, such as psychotherapy, muscle training, nutritional support, etc. 6. Others: poor long-term control of chronic obstructive pulmonary disease may cause pulmonary heart disease, poor right heart function appears lower limb edema, if after the above control of infection, improve respiratory function and other treatments heart failure can not be corrected, if necessary, need to use diuretics such as furosemide, positive inotropic agents such as levosimendan and so on. Elderly people suffering from chronic obstructive pulmonary disease, should be based on the actual condition of the implementation of individualized treatment programs, and the condition of the overall daily management of the disease, the above drugs must be used under the guidance of a physician.