A dental emergency rarely arrives at a convenient time. A cracked tooth after dinner or a lost crown on a weekend can feel alarming, but knowing a few basics helps you stay calm and protect your tooth. This guide focuses on how to think through the situation, rather than a quick checklist, so you can make good decisions in the moment.
Step one: sort urgent from can-wait
Before doing anything else, ask yourself three questions: what happened, when did it happen, and how do I feel right now? Those are the same details a dental team will ask you, so it helps to have them ready.
Some situations call for a prompt dental visit:
- Severe pain that doesn't settle
- A knocked-out tooth
- A lost crown
- Swelling in the face or gum, especially with fever, pus, or trouble opening your mouth
Other situations call for 9-1-1 instead of a dentist. Swelling that affects your breathing or swallowing, spreads quickly toward your eye or neck, or comes with severe illness is a medical emergency.
A knocked-out tooth: timing matters most
This is the situation where minutes count. Results are best when a tooth is reimplanted within about 30 minutes, so move steadily and call a dentist right away.
- Hold the tooth by the crown, never the root.
- Rinse it gently with tap water.
- Place it back in its socket without forcing it.
- If that isn't possible, keep it in milk.
- Call your dentist immediately.
One important exception: never put a baby tooth back in.
Easing a bad toothache until you are seen
Comfort measures at home are simple and gentle. Rinse your mouth, floss carefully to remove any trapped food, and hold a cold compress against the outside of your cheek. Avoid placing aspirin directly against the gums, as it does not help there.
Pain is not the only signal worth respecting. Swelling should never be ignored, even if the toothache itself seems manageable.
Broken or cracked teeth, even without pain
It is tempting to relax when a chipped tooth doesn't hurt. Still, make the call. Some cracks run below the surface where you can't see them, and an exam is the only reliable way to know how deep the damage goes.
When a crown comes loose
Keep the crown somewhere safe and skip the household glue. Glue can make it harder to fit the crown properly and doesn't protect the tooth underneath. Your dentist can assess whether the crown can be reused or the tooth needs other protection. If you're curious about how modern crowns are made, the same-day CEREC crowns guide walks through the process.
Bleeding after an injury
Press clean gauze firmly on the area for fifteen minutes. If bleeding won't slow after that, seek urgent care.
A quick reference
| Situation | First move |
|---|---|
| Knocked-out tooth | Hold by crown, rinse, replant or store in milk, call right away |
| Bad toothache | Rinse, floss, cold compress |
| Lost crown | Keep it, skip glue, call your dentist |
| Painless crack | Call anyway |
| Bleeding | Firm gauze pressure for 15 minutes |
| Breathing or swallowing trouble | Call 9-1-1 |
Being prepared before it happens
The calmest emergencies are the ones you have planned for. Know which dental office you would call, save the number in your phone, and check whether they offer Saturday hours. Families often find it reassuring to have a regular dentist who already knows their history. If you're weighing that decision, family dentistry is a good place to see what ongoing care can look like.
For the original question-and-answer version of these tips from our South Surrey team, see Dental emergency? Here's what to do.
This guide is general education and not a substitute for professional advice. When in doubt, call your dentist, and call 9-1-1 for anything affecting breathing or swallowing.