Menu Healthy Lifestyle Diseases & Conditions First Aid Symptoms Tests & Procedures Videos Definitions FAQs Nasal congestionUpdated: 2018-05-25Self-careSelf-care options include using a humidifier in the home, clearing the nose with a nasal rinse, or taking an over-the-counter antihistamine if allergy is suspected. When to seek immediate medical careSee a doctor immediately if: Clear, watery nasal discharge after a head injury Difficulty breathing Sinus pain worsens When to make a doctor's appointmentMake an appointment to see a doctor if: Lasts longer than 10 days Fever in a baby younger than 2 months old Greenish discharge, fever, and sinus pain Blood-tinged discharge © 1998-2022 Mayo Foundation for Medical Education and Research(MFMER). All rights reserved. Terms of Use