Green runny nose may be related to cold, purulent sinusitis, nasal foreign body secondary infection and other factors. Some patients need appropriate medication, which should relieve the discomfort, commonly used drugs include antihistamines, antiphlegm and cough suppressants, antipyretic and analgesic drugs, nasal decongestants, anti-infective drugs, etc. 1.Antihistamines: patients with high nasal discharge and frequent sneezing can choose antihistamines for treatment under the guidance of doctors, such as chlorpheniramine maleate and benadryl, which can cross the blood-brain barrier 2.Anti-sputum and cough medicine: If you have coughing symptoms or some of the sputum is sticky and not easy to cough up, you can choose dextromethorphan, pentoxifylline and other cough suppressant and phlegm treatment; 3.Antipyretic and analgesic medicine: If you have headache, fever, peripheral muscle pain, you can choose acetaminophen, aspirin, ibuprofen 4, nasal decongestants: patients with nasal congestion and nasal mucosal congestion can use pseudoephedrine hydrochloride and other drugs to selectively constrict the blood vessels of the upper respiratory tract mucosa to reduce nasal congestion, runny nose, sneezing and other symptoms; 5, anti-infective drugs: if the patient has an infection, a sufficient amount of antibiotics can be used to control infection, to Penicillins and cephalosporins are the drugs of choice to inhibit the reproduction of germs.