Ten months baby cough phlegm runny nose, consider respiratory infections or bronchial asthma possibility, need according to the cause, such as viral infections, bacterial infections, mycoplasma infections, etc. to take targeted medication, bronchial asthma can be used to nebulize the treatment. 1. If it is a viral infection, generally can be self-cured, do not need special medication; cough cough phlegm runny nose, are the body’s normal way of expelling germs, you can through daily care such as hot compresses nose, saline cleaning nasal cavity, directly take honey or hot pear soup to help the body to clean up germs. 2. For respiratory infections caused by Mycoplasma pneumoniae infection, azithromycin can be used; 3. for bacterial infections, mainly anti-infective treatments such as amoxicillin. 4. bronchial asthma: there is a manifestation of wheezing, sounds like phlegm, can be nebulized to dilate the airways. Nebulization mainly take budesonide nebulizing solution, etc., after nebulization, pay attention to gargle and wipe the face. Ten months baby cough phlegm runny nose, may also be allergic rhinitis, etc., there are many reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, give targeted treatment or treatment. The above medication should be used under the guidance of a doctor.