Patients with allergic rhinitis should have clear watery nasal discharge, but if it turns into yellowish nasal discharge, it often indicates that there is a combination of bacterial infection, which must be treated symptomatically. Yellow nasal mucus is often particularly viscous, it is recommended that the patient orally OLONMA drops or eucalyptus pinocin enteric soft capsule, can effectively promote the cilia inside the nasal cavity to swing, will be yellow pus nasal secretion out, it is best to add antibiotics to anti-inflammatory, usually with the drug for 3 days should have obvious improvement, clinically commonly used is the capsule of roxithromycin or azithromycin dispersible tablets, the need to clarify the history of allergy before using the drug, to avoid allergic reactions. Allergic reactions should be clarified before using the drug to avoid allergic reactions. Patients can also use saline or physiological sea salt water to rinse the nasal cavity repeatedly, can play a role in cleaning up the nasal cavity, to avoid letting the secretions continue in the nasal cavity to aggravate the chances of infection.