Chronic sinusitis occurs when the spaces inside your nose and head (sinuses) are swollen and inflamed for three months or longer, despite treatment. this common condition interferes with the way mucus normally drains, and makes your nose stuffy. breathing through your nose may be difficult, and the area around your eyes might feel swollen or tender. chronic sinusitis can be brought on by an infection, by growths in the sinuses (nasal polyps) or swelling of the lining of your sinuses. also called chronic rhinosinusitis, the condition can affect both adults and children. List Of 76 Sinusitis Medications Compared Drugs Com Take these steps to reduce your risk of getting chronic sinusitis: 1. avoid upper respiratory infections. minimize contact with people who have colds. wash your hands frequently with soap and water, especially before meals. dua. manage your allergies. work with your doctor to keep symptoms under control. avoid exposure to things you're allergic to whenever possib...