There are many reasons for coughing with phlegm, commonly such as viral colds, tuberculosis, chronic bronchitis and so on. It is important to treat different causes in order to get well quickly. 1. Viral cold: its symptoms are mostly cough with white phlegm, no special anti-viral drugs, symptomatic treatment. When coughing with phlegm, you can give cough suppressant and phlegm dissolving drugs such as compound licorice tablets, aminobromine and so on for treatment. 2. Tuberculosis: Tuberculosis is a chronic disease, its main symptom is coughing and coughing up sputum, sputum is mostly white mucus sputum. Anti-tuberculosis drugs can be used including isoniazid, rifampicin and pyrazinamide. 3. Chronic bronchitis: Chronic bronchitis is a chronic non-specific inflammation of the mucous membrane of the trachea, bronchial tubes and their surrounding tissues, which can cause symptoms such as coughing, coughing up sputum and wheezing. It is recommended to quit smoking, strengthen exercise, pay attention to cold and warmth. You can use levofloxacin, roxithromycin, compound licorice combination and other drugs for treatment. There are many reasons for cough and phlegm, it is recommended to go to the hospital in time to clarify the cause of the disease, and under the guidance of the doctor for treatment. Drug treatment, but also pay attention to life and diet care, can promote recovery. The above drugs need to be standardized and rationally used under the guidance of professional physicians and pharmacists.