Cephalosporins may be useful for coughs caused by bacterial infections and are not effective against other factors such as viral infections, physical and chemical irritation. There are many causes of cough, such as bacterial infection, viral infection, chronic obstructive pulmonary disease, cardiac insufficiency, gastroesophageal reflux, and lung cancer, all of which can have cough symptoms. Cephalosporin is a general term for cephalosporin antibacterial drugs, is a commonly used clinical antibiotics, gram-positive and gram-negative bacteria have a strong killing effect, if it is a cephalosporin-sensitive bacteria bacterial infections caused by coughing, cephalosporin is useful, no effect on the cough caused by other bacteria. It should not be used in patients who are allergic to cephalosporins. There are many reasons for cough, it is recommended that patients should go to the hospital in a timely manner to identify the cause of the disease, not blindly self-medication to avoid adverse effects.