FAQ

Pain & Symptoms

Why Does My Tooth Hurt After a Filling?

Why Does My Tooth Hurt After a Filling?

Quick Answer

Some sensitivity after a filling is normal and usually resolves within 2–4 weeks. Persistent or worsening pain may indicate a high bite, cracked tooth, or pulp irritation requiring further treatment.

Detailed Explanation

Post-filling sensitivity is common and usually temporary. The tooth may be sensitive to pressure, temperature, or sweet foods for a few days to weeks. This occurs because the drilling process irritates the nerve, and the new filling material may cause slight pressure. If the filling is too high (your bite feels off), the dentist can adjust it — this is a quick, painless fix. Persistent pain beyond 4 weeks, spontaneous pain, or pain that wakes you at night may indicate pulp inflammation or infection, which may require root canal treatment. Always follow up with your dentist if post-filling pain is severe or prolonged.

Key Points

What You Need to Know

01

Mild sensitivity after a filling is normal for 2–4 weeks

02

A high bite (filling too tall) causes pressure pain — easily adjusted

03

Sensitivity to cold that lingers may indicate pulp irritation

04

Spontaneous pain or pain at night suggests possible pulp infection

05

Root canal treatment may be needed if the pulp is affected

06

Always follow up if pain is severe or lasts more than 4 weeks

Related Questions

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Normal post-filling sensitivity lasts 2–4 weeks. If it persists beyond 4 weeks or worsens, see your dentist for evaluation.

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Composite (tooth-colored) fillings cost PHP 1,500–4,000 per tooth in Manila. Amalgam fillings are cheaper at PHP 800–2,000.

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