What to Expect After Getting a Filling: Sensitivity and Care

Dental Fillings

By November 03, 2025

Person enjoying cold drink comfortably
Getting a filling is a routine procedure, but it is still surgery on a microscopic level. Your tooth has been drilled, cleaned, and restored. It's normal for it to need a little time to recover.

When Will the Numbness Wear Off?

Local anesthesia typically lasts for 2 to 4 hours. Be very careful not to chew on your numb lip or tongue during this time. Avoid hot beverages until sensation returns to prevent burning yourself.

Is Sensitivity Normal?

Yes. It is very common for a filled tooth to be sensitive to cold, hot, or sweet foods for a few days or even up to two weeks. This is the nerve recovering from the trauma of the drill.
Tip: Use a sensitivity toothpaste (like Sensodyne) immediately after your appointment to calm the nerve.

Checking Your Bite

If you feel a sharp pain only when you bite down, or if the filling feels 'high' (hits first when you close your mouth), call your dentist. This means the filling needs a quick, painless adjustment. Do not wait—biting on a high filling can bruise the tooth ligament and cause lasting pain.

Daily Maintenance

Treat your filling like a natural tooth. Brush twice a day and floss daily. Composite fillings can stain, so be mindful of coffee, tea, and tobacco to keep them matching your enamel.

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