Three-year-olds with a runny nose do not necessarily need to take medication, if it is an upper respiratory tract infection, the condition is mild can be self-healing, without the need for medication. If the condition is more serious, or due to allergic rhinitis and other diseases, you need to take medication. To determine whether a three-year-old child with a runny nose needs to take medication, depending on the specific circumstances, can not be generalized, there are obvious individual differences. A three-year-old child’s runny nose may be caused by upper respiratory tract infection, allergic rhinitis, acute rhinitis and other diseases. 1. Upper respiratory tract infections: viral infections are self-limiting diseases that are generally mild and do not require medication, and can be relieved on their own after a period of time. If the bacterial infection, you need to take amoxicillin and other antibacterial drugs. Runny nose itself is the body in the discharge of the body of germs, daily through hot compresses, saline nasal cleaning to ease the discomfort. 2. Allergic rhinitis: generally away from allergens can be improved, if the symptoms to be heavy, can follow the doctor’s instructions to take cetirizine, loratadine and other antihistamines. In summary, the three-year-old child runny nose causes more, whether you need to take medication, you should go to the hospital, by the doctor according to the condition of the judgment.