Children with phlegm can not be coughed up blocked in the throat grunting may be due to colds, pneumonia and other diseases related to, can be relieved by medication, nebulizer treatment, and so on. 1. Colds and flu: you can open the window to enhance indoor ventilation, improve indoor humidity, so that the air is moist to help phlegm discharge; if caused by viruses, generally no special medication. If combined with bacterial infections, antibacterial drugs such as cefixime or amoxicillin can be used according to the drug sensitivity test. 2. Pneumonia: Ceftriaxone, benzoxiline sodium, amoxicillin and other drugs can be used according to the causative agent. You can also give your child an oral solution of Ambroxol hydrochloride or inhalation nebulization with acetylcysteine solution to help expel phlegm. If the symptoms of coughing up phlegm in the throat are more serious, parents should take the baby to the hospital and use the appropriate medication according to the specific condition under the guidance of the doctor. All of the above medications should be used under the guidance of a doctor, avoid self-medication.