Cavity fillings are a common dental procedure used to restore teeth damaged by decay. After receiving a filling, a frequent concern is when and what can be safely eaten. Understanding post-filling eating guidelines helps ensure the restoration’s longevity and promotes a smooth recovery period.
Immediate Post-Filling Eating Guidelines
The waiting period before eating after a cavity filling largely depends on the material used. For composite fillings, which are tooth-colored and made of a resin mixture, a special light hardens the material instantly. This means the filling is set when you leave, and you can typically eat as soon as the local anesthetic wears off and normal sensation returns to your mouth. This usually takes between one to three hours, preventing accidental biting of the cheek or tongue.
Amalgam fillings, also known as silver fillings, are made from a mixture of metals and require a longer time to fully harden. While the filling is generally stable enough to withstand chewing after a few hours, it continues to gain strength over approximately 24 hours. Dentists often advise waiting at least four to eight hours before eating on the side of the mouth where an amalgam filling was placed. Avoiding chewing on the new amalgam filling for the first 24 hours allows the material to achieve sufficient initial strength.
Foods to Avoid and Gentle Eating Tips
Regardless of the filling material, certain foods and eating habits should be avoided immediately after the procedure. Hard or crunchy foods, such as nuts, hard candies, or ice, can dislodge the filling or fracture the tooth. Sticky foods like caramels or gummy candies can pull on the fresh restoration, especially if not fully bonded or set.
Extremely hot or cold foods and beverages can cause temporary sensitivity in the treated tooth. This occurs because the dental work can irritate the pulp within the tooth, and it often subsides within a few days or weeks as the tooth heals. To minimize discomfort and protect the new filling, stick to soft, lukewarm foods for the first day or two. Chewing on the opposite side of your mouth can further reduce direct stress on the treated area.
Ongoing Care and When to Contact Your Dentist
Following a cavity filling, temporary sensitivity to temperature, pressure, or sweet foods is common. This sensation is typically mild and should gradually diminish over a few days or weeks as the tooth recovers. Over-the-counter pain relievers, such as ibuprofen or acetaminophen, can help manage any discomfort. Maintaining diligent oral hygiene, including regular brushing and flossing, is important for the longevity of the filling and overall dental health.
Contact your dentist if you experience persistent or severe pain, swelling around the treated tooth, extreme sensitivity that does not improve, or if your bite feels uneven or “high” after the anesthetic wears off. An uneven bite can put undue stress on the new filling and surrounding teeth. Immediate dental attention is also warranted if the filling feels loose or falls out entirely, to prevent further decay or damage to the tooth.