Traditional Chinese medicine is a very complete medical system,which can treat various diseases by dialectical treatment. Pinsia Huopu Decoction is an immortal recipe for dispersing qi and resolving phlegm.It is of great help in the treatment of chronic pharyngitis,laryngopharyngeal neurosis,reflux esophagitis and other diseases.It is a treasure summed up by many years of clinical experience of Chinese doctors.In this paper,the practical effect of Pinellia Huopu decoction on reflux esophagitis was explored.