The treatment of interstitial pneumonia has always been a medical challenge, and there are no up-to-date medications to control the disease changes of interstitial pneumonia. Currently, clinically proven, acetylcysteine effervescent tablets and pirfenidone capsules can be chosen orally to slow down the progression of interstitial pneumonia. At the same time, you can use glucocorticoids, immunosuppressants and other drugs to alleviate the symptoms, and antibiotics should be used to treat the acute infection. The most effective treatment for interstitial pneumonia after the development of interstitial fibrosis is to choose lung transplantation, and once diagnosed, its progressive development, there is no one particularly effective drug can ease the progress of the disease.