Pain in the respiratory tract is mainly considered to be caused by inflammatory irritation of the respiratory system. In the presence of viral and bacterial infections, it can stimulate edema and congestion of the respiratory mucosa and also cause coughing, coughing and fever. In severe cases, local pain can be caused, which requires active treatment with anti-inflammatory and antiviral drugs and cough and phlegm medicines. The pain can also be relieved by taking oral ibuprofen. Pleurisy, intercostal neuritis, heart disease and stomach disease may also cause pain. You need to go to the hospital for examination, mainly for routine blood tests, chest X-ray and ECG. A CT lung examination is also required, and then medication is administered under the doctor’s guidance according to the examination results.