Blow your nose gently
Use saline nasal spray
Drink plenty of fluids
Inhale steam from a warm shower
Use a humidifier
Avoid irritants like smoke, dust, and strong odors
Take an antihistamine if allergies are the cause
Take a decongestant if appropriate
Rest as much as possible
Keep your head elevated
Apply a warm compress over your nose and sinuses
See a doctor if it lasts more than 10 days or comes with fever, severe pain, or trouble breathing