Little baby nose clogged breathlessness need to find out the cause and then take the appropriate method, such as nasal boogers can be softened boogers out of the nasal cavity, colds caused by nasal congestion breathlessness need to use medicine. The baby is relatively small, will not clean up the nose, so that snot is easy to dry the formation of boogers blocking the nostrils caused by breathlessness, you can use a hot towel wet compresses or some saline drops nose, the boogers will be softened with a cotton swab gently taken out. There is also the possibility of colds caused by nasal congestion dyspnea, you need to go to the hospital to find out whether it is caused by bacterial infection or viral infection, bacterial infection caused by colds can be treated with cefaclor granules. Cefaclor granules can be used to treat colds caused by bacterial infections. The above medications should be used in accordance with medical advice. It is recommended that you take your baby to the hospital for an examination to determine the cause of the illness, and then treat him under the guidance of the doctor.