Baby always cough can use cough medicine, and according to the cause of targeted medication, such as may be upper respiratory tract infection, pneumonia, allergic rhinitis. 1. upper respiratory tract infection: the baby immunity is relatively poor, easy to be bacterial viruses attack, thus appearing upper respiratory tract infection, often with nasal congestion, cough and sputum and other symptoms, you can improve the blood routine and other related checks, such as the consideration of bacterial infections may be cefixime anti-infective treatment in accordance with the doctor’s instructions, such as the consideration of viral infections, can be symptomatic to be aminobromine nebulization and other symptomatic supportive treatment. 2. Pneumonia: often manifested as chills, fever, cough and sputum, chest pain and other discomforts, need to improve the imaging examination, physical examination and sputum culture, respiratory pathogenetic examination to clarify the diagnosis, the principle of treatment is the same as that of upper respiratory tract infections, mainly to target specific pathogens. In addition, it is possible to nebulize the sputum with aminobromine and acetylcysteine, and parents can pat the back to promote the expulsion of sputum. There are many other diseases that can cause cough, such as gastroesophageal reflux, upper respiratory cough syndrome, allergic rhinitis, tic disorders, etc., you can improve the relevant examination, under the guidance of the doctor to be targeted treatment.