There are currently no domestic drugs for the treatment of pulmonary fibrosis originating in Germany. Drugs for the treatment of pulmonary fibrosis include glucocorticosteroids, immunosuppressants, antifibrotic drugs, anti-infective drugs and so on. 1. Glucocorticosteroids: Glucocorticosteroids mainly include methylprednisolone and prednisone. Adverse effects usually include osteoporosis, hyperglycemia, and elevated blood pressure. 2. Immunosuppressants: Immunosuppressants can inhibit the immune response of the body caused by pulmonary fibrosis. Immunosuppressants include cyclophosphamide, azathioprine, etc. Usually, adverse effects include impaired liver function and itching. 3. Anti-fibrotic drugs: Anti-fibrotic drugs mainly include colchicine, pirfenidone, nidazepam, etc., which can be used directly in the treatment of pulmonary fibrosis; its adverse effects include nausea, vomiting, skin rash, etc. If you suffer from pulmonary fibrosis patients need to specialist consultation, according to the cause of the disease to choose different anti-fibrosis drugs.