When a baby has a cough and runny nose, it is often an upper respiratory tract infection, which is usually called a cold, caused by a cold virus, and can be treated with antiviral drugs or cold medicines. Cold medicine can choose aminophenol xanthamine granules, aminophenol pseudo-anesthesia dispersible tablets, pediatric cold and fever granules or cold and flu granules, the effect is good. Anti-viral drugs can be chosen from Budilan Anti-inflammatory Oral Liquid, Blue Scutellaria Oral Liquid, Four Seasons Anti-viral Combination or Ribavirin Granules. In addition, if there is yellow sputum or yellow runny nose, it indicates a combined bacterial infection, and the child needs to be treated with antibiotics, and can be treated with amoxicillin clavulanic acid potassium or cefixime granules for children. If the child is allergic to penicillin and cephalosporins, he can be treated with azithromycin or erythromycin granules, both of which have a certain stimulating effect on the stomach mucosa and are recommended to be taken after meals.