Drink plenty of water
Sip warm liquids
Gargle with salt water
Use steam inhalation
Try a humidifier
Cough gently to clear mucus
Swallow instead of clearing your throat repeatedly
Avoid smoking and secondhand smoke
Avoid dairy if it worsens mucus for you
Use honey if you are not allergic and are over 1 year old
Try saline nasal spray or rinse
Sleep with your head elevated
Avoid alcohol and caffeine if they dry you out
See a doctor if it lasts more than a few weeks or comes with fever, trouble breathing, or blood