Coughing with phlegm all the time is considered to be a symptom manifestation caused by inflammation of the trachea. The coughing with phlegm appears due to increased secretions caused by the stimulation of inflammation. It is necessary to do the auscultation examination of respiratory medicine, routine blood test and lung radiography to clarify the cause of infection. If it is caused by bacterial infection, you can consider oral antibiotics such as cephalosporin antibiotics, and you can also cooperate with sputum bacterial culture and drug sensitivity test to apply drugs for symptomatic treatment. It is also important to combine this with phlegm-suppressing medications, such as Ambroxol oral solution. For cough with phlegm caused by viral infection, you can consider Chinese herbal identification treatment, such as acute branch syrup and compound fresh bamboo liquid. If there are obvious symptoms of diarrhea and anorexia, which are considered by TCM practitioners to be accompanied by spleen deficiency, they can be treated with herbal medicines to strengthen the spleen, promote dampness and resolve phlegm, such as Jianshuwan and Er Chen Tang. For the case of yellow phlegm or dry cough, you can also use snow pear porridge dietary therapy to regulate.