A tooth filling restores a tooth compromised by decay or damage. Proper care following this procedure is important for the filling’s durability and overall oral health. Understanding post-procedure guidelines and normal sensations helps ensure a smooth recovery and long-term success.
Immediate Post-Procedure Guidelines
After a tooth filling, the treated area will be numb due to local anesthesia. This numbness usually lasts for one to three hours, though it can extend to four to eight hours depending on the type and amount of anesthetic used. During this period, be cautious to prevent accidental injury to the soft tissues of the mouth, such as biting the tongue, cheek, or lips, since you will not be able to feel pain.
Avoid eating until the numbness completely wears off. If you received a composite (tooth-colored) filling, it hardens instantly with a special light, allowing for eating sooner once the numbness subsides. However, amalgam (silver) fillings require about 24 hours to fully set and reach maximum strength, so chewing on the filled side should be avoided during this time. Regardless of the filling type, stick to soft foods for the first 24 to 48 hours and avoid very hot or cold beverages to minimize sensitivity and protect the new filling.
Understanding and Managing Discomfort
It is common to experience some discomfort or sensitivity in the days following a tooth filling. This can manifest as temporary sensitivity to hot or cold temperatures, pressure, or even air. This occurs because the process of removing decayed tissue and preparing the tooth can irritate the nerves and surrounding tissues within the tooth’s pulp. This irritation is temporary and subsides as the tooth heals.
To manage this normal post-filling sensitivity, over-the-counter pain relievers like ibuprofen or acetaminophen are effective. Using a desensitizing toothpaste can also alleviate sensitivity over time. Avoiding extremely hot, cold, sugary, or acidic foods and drinks can reduce discomfort. Additionally, some individuals find relief by rinsing with warm salt water, which can reduce inflammation and promote healing.
When to Seek Professional Advice
While some sensitivity and discomfort are normal after a filling, certain symptoms indicate a need to contact your dentist. Persistent or worsening pain that does not subside after a few days or weeks should be evaluated. Extreme sensitivity that lasts longer than two to four weeks, especially to temperature changes or biting pressure, may signal an underlying issue.
Other signs that warrant professional attention include swelling around the treated tooth, a feeling that your bite is uneven or “off,” or if the filling feels loose or falls out completely. A misaligned bite can cause undue pressure on the filled tooth and may require an adjustment. If the filling becomes dislodged, contacting your dentist promptly is important to protect the exposed tooth from further decay or damage.