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toothache discomfort is real, and so is the need for relief. often patients leave a dentist, walk-in clinic or doctor’s office with an antibiotic prescription for a quick fix. but in most cases, this can do more harm than good.
most tooth pain can be managed with a dental procedure, pain relief medication or sometimes a combination of both. antibiotics do not address the cause of most dental pain, which may be caused by cavities, infection or a damaged tooth.
despite this, antibiotics continue to be widely prescribed for tooth pain.
studies show antibiotics are often given as a precaution in dental care, even though up to 80 per cent of these prescriptions are unneeded.
so why are antibiotics still being prescribed for a toothache? if a patient is in pain, prescribing antibiotics can feel like a quick and safe decision. and if dental care is delayed or unavailable, antibiotics may seem like the only option.
but relying on antibiotics to relieve pain comes with unintended consequences—that affect everyone. for the individual patient, these medications can cause unwanted side effects such as nausea, upset stomach, diarrhea or more serious complications.
the growing concern is that, over time, unnecessary use, especially in treating common infections, also contributes to antimicrobial resistance, which means these medications, even the most powerful available, may be less effective when any of us truly needs them.
dentists are responsible for nearly 10 per cent of all antibiotic use in canada. this puts them in a key position to help patients understand when antibiotics are needed and when they are not. it starts with having clear conversations about what is causing the pain and whether antibiotics are the answer.
there is often confusion about when antibiotics are needed before a dental procedure. in some cases, such as for people with heart valve replacements, or a history of heart valve infection, antibiotics may help prevent bacteria from causing serious complications. but for other heart conditions, like a minor heart murmur, antibiotics are not helpful and can lead to unnecessary side effects.