A dry cough causing a vague chest pain may be caused by pneumonia, acute myocarditis, gastroesophageal reflux and other diseases. It is usually treated with medication. 1. Pneumonia: Pneumonia can appear cough, wheezing, dyspnea and other symptoms, when the inflammation involves the pleura, can cause obvious chest pain. At this time, you can use cefixime and other anti-infective treatment; if it is a dry cough, you can use dextromethorphan and other cough suppressants appropriately; those who have wheezing can budesonide nebulizer solution and other nebulization. Usually, we should pay attention to rest, with fluid and semi-fluid diet as the main, if necessary, can be low-flow oxygen. 2. Acute myocarditis: acute myocarditis may occur after a cold, causing cough with chest pain, it is recommended to use coenzyme Q10, coenzyme A and other nutrients to the myocardium. 3. Gastroesophageal reflux (GERD): It is also an important factor that causes dry cough and chest pain. When gastric acid refluxes to the throat and irritates the pharynx, it can trigger a dry cough, and at the same time, it can cause burning-like pain in the chest. Treatment is mainly the use of omeprazole to inhibit gastric acid secretion, while the use of gastric mucosal protective agents such as aluminum thioglycollate, domperidone and other gastric stimulants to promote gastric emptying. There are many other causes of chest pain caused by dry cough, it is recommended to consult a doctor in time to identify the cause, corresponding to the treatment, the above medication as prescribed by the doctor.