Children coughing green snot may be related to acute upper respiratory tract infection or sinusitis, etc., can be treated with medication, nasal negative pressure drainage replacement and other treatments. 1. Upper respiratory tract infection: the child coughing green nasal discharge may be caused by acute upper respiratory tract infection, it is recommended that parents take the child to the hospital for symptomatic treatment in a timely manner, can improve the blood test, such as the consideration of bacterial infections may be, can be given under the guidance of the doctor to amoxicillin and other anti-infective treatments, in addition to the sea salt water nasal spray to improve the symptoms. 2. Sinusitis: children coughing and running green nose may also be related to sinusitis, can be replaced with negative pressure nasal drainage, can be added with saline nasal spray, can relieve the symptoms. In addition, you can also follow the doctor’s prescription oral use of antibiotics such as amoxicillin for treatment. Children coughing green snot may also have other reasons, parents are advised to go to the hospital in a timely manner, to clarify the cause of the targeted treatment.