A filling that comes out can leave a gap, a rough edge or a tooth that suddenly reacts to cold food. The missing material may be only part of the problem: decay or a fracture can also affect the surrounding tooth. Our Ashby-de-la-Zouch team will ask about your symptoms and arrange an appropriate private assessment. Until then, avoid repeatedly probing the cavity with your tongue or other objects. Tell us if the tooth hurts spontaneously, if food is packing into the gap or if there is swelling. Even a painless lost filling should be checked so the tooth can be protected and the cause identified.
Causes and contributing factors
Restorations experience wear each time you chew. Over time, a filling can loosen, crack or separate from the tooth, particularly if new decay develops around its edge. Grinding and biting hard food may also contribute. In some cases, a piece of enamel breaks with the filling, creating a fractured or weakened tooth. A larger restoration that detaches may be an onlay or a loose crown rather than an ordinary filling. Your dentist considers the remaining tooth, the depth of the cavity and the bite. This avoids treating the gap without understanding why the original restoration failed or whether the nerve is affected.
Symptoms and when to seek help
You may notice a visible hole, a rough surface or a change in how your teeth meet. Food trapping, sensitivity and discomfort on biting are common reasons to seek advice. Lingering sensitivity or persistent tooth pain can suggest inflammation within the tooth, while localised swelling or a bad taste may indicate infection. Let us know if symptoms are getting worse or keeping you awake. The absence of pain does not confirm that the cavity is shallow. If swelling causes trouble breathing or swallowing, seek immediate medical help. Otherwise, contact the practice for dental triage rather than relying on home filling products as a lasting solution.
Assessment and treatment options
We examine the cavity and may take a small X-ray if it is needed to assess the tooth. A temporary dressing or filling can offer short-term protection where clinically appropriate. The lasting repair depends on the amount of sound tooth remaining: a new filling, onlay or crown may be discussed. If decay has reached the pulp, root canal therapy for an infected tooth may be required. Extraction of an unrestorable tooth is considered only after assessment of the alternatives. Antibiotics do not replace a restoration or remove the source of decay. We explain the emergency inclusions and quote further permanent treatment separately so you can make an informed decision.
Recovery and prevention
Keep the tooth clean with gentle brushing and avoid hard or sticky food over a temporary dressing. A pharmacy temporary filling kit may offer short-term cover in some circumstances, but ask for professional advice and follow the product instructions; it is not a substitute for examination. Attend the planned permanent repair even if sensitivity settles. Daily fluoride toothpaste, cleaning between teeth and limiting frequent sugary snacks support the remaining tooth structure. Tell us if a restoration feels high, catches food or becomes rough. If you clench or grind, discuss whether that may be contributing to repeated damage and whether a protective approach would be suitable.