You cannot fix a cavity at home
Schedule a dental appointment as soon as possible
Brush twice daily with fluoride toothpaste
Floss once daily
Use a fluoride mouth rinse
Limit sugary and acidic foods and drinks
Drink water after eating
Chew sugar-free gum after meals
Avoid very hot, cold, or sticky foods if they cause pain
Use over-the-counter pain relief only as directed on the label
Apply a cold compress to the outside of the cheek for pain or swelling
Keep the area clean and avoid poking it with objects
Seek urgent dental care if you have swelling, fever, pus, or severe pain