Drink plenty of water
Use a saline nasal rinse
Use a humidifier
Gargle with warm salt water
Sleep with your head elevated
Avoid smoke, dust, and strong odors
Use over-the-counter antihistamines if allergies are the cause
Use over-the-counter decongestants if appropriate
Treat acid reflux if present
Use a nasal steroid spray if recommended
Avoid dairy if it worsens your symptoms
See a doctor if symptoms last more than 10 days
See a doctor if you have fever, facial pain, or trouble breathing