Rest
Drink plenty of fluids
Gargle warm salt water
Take over-the-counter pain relievers if appropriate
Use throat lozenges or hard candies if appropriate
Eat soft, soothing foods
Use a humidifier
Avoid smoking and irritants
Get tested for strep throat if recommended
Take prescribed antibiotics if the cause is bacterial
Complete the full course of antibiotics if prescribed
Seek medical care for severe pain, trouble breathing, trouble swallowing, dehydration, or high fever
Consider tonsil removal if tonsillitis is recurrent or severe