Treatment: Treatment in remission stage is the key to prevent the development of cor pulmonale. Cold-resistant rehabilitation exercises such as cold water wiping, diaphragm breathing, lip contraction and exhalation can be used to improve lung ventilation. ② Symptomatic treatment such as relieving cough, eliminating phlegm, relieving asthma and resisting infection. ③ Drugs for improving immunity, such as nucleic acid casein injection (or expired attenuated measles vaccine), are injected subcutaneously or intramuscularly and/or inhaled by atomization, 2 ~ 4 ml each time, twice a week, or 10ml/ nucleic acid casein oral liquid, 3 times a day, and 3 ~ 6 months is 1 course of treatment. Subcutaneous injection of tracheitis vaccine, immune RNA, intramuscular injection of placental lipopolysaccharide, ginseng, transfer factor, oral levamisole, etc. ④ Chinese medicine treatment. Traditional Chinese medicine believes that the main syndrome of this disease is lung qi deficiency, mainly manifested as pulmonary insufficiency. The treatment should be strengthening the body resistance and strengthening the constitution, promoting blood circulation and removing blood stasis, and improving pulmonary circulation. Radix Codonopsis, Radix Astragali, Radix Adenophorae, Radix Ophiopogonis, Radix Salviae Miltiorrhizae, Flos Carthami, etc. You can choose. Rehabilitation treatment and family sickbed work for patients in remission stage can obviously reduce the incidence of acute stage.

Second, the principle of diet:

1. protein food with high quality is the most ideal fruit. So as to improve the immune function of the body. Get enough protein every day.

2. Try to ensure that all kinds of fish, poultry, lean meat, eggs, milk and beans are matched with each meal.

3. Fresh vegetables and fruits are indispensable, especially green leafy vegetables, which are rich in vitamins and inorganic salts and play an important role in improving cellular immunity.

4. Encourage patients to drink plenty of water, which is helpful for expectoration.

5. When suffering from severe pulmonary heart disease or acute infection, you can give a light and digestible low-fat and low-salt diet, and limit drinking water when accompanied by edema.

6. Following the principle of treating winter diseases in summer and strengthening the body resistance can effectively prevent the development and deterioration of chronic bronchitis.

7. Choose more neutral foods and less cold foods, or add some hot foods such as ginger and pepper to cold foods, or add some warm foods such as mutton, beef and dog meat to vegetables.

8. Some foods, such as shrimp and crab, are easy to cause allergies, so it is necessary to limit them appropriately.