Systematic medication is recommended for a period of time. If the immune index is high, you can take prednisone or immunosuppressants such as leflunomide and total peony glycosides, which are effective in inhibiting the progress of the disease and preventing the appearance of pulmonary fibrosis. At the same time, it is recommended to take Chinese medicinal preparations, and our understanding is that insisting on taking Chinese medicine has obvious efficacy in relieving symptoms such as dry mouth, and at the same time, it can reduce the dose and duration of taking hormones or immunosuppressants, and at the same time reduce the adverse reactions.