Five-month-old babies infected with cough is usually caused by viral infections, it is usually recommended to seek medical attention to further identify the cause, strengthen the care, if necessary, targeted use of medication and so on. Commonly used drugs are anti-infective drugs, cough medication, nebulizer and other methods of treatment. Five-month-old baby was infected with cough, need to strengthen the care, pay attention to keep warm, avoid cold. Maintain a certain temperature and humidity indoors as well as open windows for ventilation. Avoid going to crowded places. In addition to intensive care, it is necessary to consult a doctor. Five-month-old babies infected with cough is usually caused by viral infections, you can take antiviral oral solution and other treatments, if secondary bacterial infections, you can use antibiotics such as cefixime treatment. If the cough is accompanied by thick phlegm, you can add aminoglutethimide hydrochloride and other phlegmatic drugs to relieve it. If the five-month-old baby is infected with cough symptoms are serious or has not been improved, it is recommended to go to the hospital in time for treatment, the above medication should be used under the guidance of a doctor.