4 months baby cough throat phlegm consider wheezing bronchitis, upper respiratory tract infection and so on possible. It is recommended to consult a doctor to clarify the cause of the disease and give targeted treatment. 1. Wheezing bronchitis: cough with wheezing is its typical symptom. Wheezing sounds like a baby coughing with phlegm in the throat. If it is purely caused by viral infections, generally no special medication, if the combination of bacterial infections can be considered with cefixime and other anti-infective treatment. 2. Upper respiratory tract infection: baby cough throat phlegm may also be related to upper respiratory tract infection, usually to the general treatment, pay attention to warmth, avoid cold, while maintaining indoor air circulation and cleanliness and so on. If not relieved, secondary bacterial infection can be in the doctor’s guidance selection of cefixime and other drugs treatment relief. 4 months baby coughing throat phlegm may also be caused by other diseases, such as pneumonia, etc., it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, to give targeted treatment or treatment. The above medication should be used under the guidance of a doctor.