White sputum is not as far as possible is chronic bronchitis, pharyngitis, pneumonia and other causes, according to the cause of the need to choose the appropriate drug treatment, such as phlegm, anti-inflammatory drugs, bronchodilator drugs. 1. Chronic bronchitis: Chronic bronchitis is a common cause of sputum coughing in elderly smokers, which is generally characterized by coughing, sputum, shortness of breath, dyspnea in severe cases, and acute wheezing symptoms in combination with infections. Combined bacterial infection can use antibiotics to fight infection, such as amoxicillin, etc.; assisted expectoration, such as assisted nebulization of sputum and assisted patting the back, etc.; the use of drugs to expand the airway to improve respiration, such as formoterol, etc.. 2. Chronic pharyngitis: coughing white phlegm caused by chronic pharyngitis can be oral expectorant drugs to improve the symptoms, such as amoxicillin tablets, if the combined infection need to use antibiotic treatment, such as cephalosporins and other antibiotics, or to take heat and detoxification of traditional Chinese medicine. 3. Pneumonia: Coughing up white sputum in pneumonia usually suggests that the infection is mild, but it is still necessary to improve lung CT, sputum culture and other relevant laboratory tests for assessment, under the guidance of the doctor according to the drug sensitivity to actively anti-infection, and promote the drainage of sputum. White sputum can also be seen in cardiac insufficiency, lung cancer and other diseases, it is recommended to actively seek medical attention, improve the relevant laboratory tests, clarify the cause of the disease, assess the condition, and comply with the doctor’s instructions for medication and treatment.