9 months baby cold, that is, upper respiratory tract infection, mostly caused by viral infection, belong to the self-limiting disease, most of the general treatment, if not relieved, if necessary, consult a doctor, follow the doctor’s instructions to use medication. 1. General treatment: 9 months old baby cold, such as simple viral infection caused by, most of the general treatment. Such as more rest, and appropriate increase in water intake, as a way to promote the recovery of the body, diet light, do not eat spicy stimulating food, and so on. In addition, parents should keep the room ventilated to avoid the child getting cold. 2. Medication: If the common cold is caused by simple viral infection, generally no special antiviral treatment is needed, and more symptomatic treatment is taken. If accompanied by fever, physical cooling can be used, such as warm water baths, etc. If the body temperature exceeds 38.5 ℃, ibuprofen drops and other medications can be used to reduce fever. Combined bacterial infection, can use amoxicillin, cefixime and other anti-infection treatment. Nine-month-old baby cold, it is recommended to go to the hospital in a timely manner, to clarify the cause of the disease, follow the doctor’s instructions to standardize the treatment.