Dental emergency · Valleyfield

Lost filling in Valleyfield: is it urgent?

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Dental emergency

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01In brief

Lost filling: is it urgent?

Get it seen quickly

A filling that falls out leaves a hole in the tooth: it becomes sensitive, food gets stuck in it and a cavity can grow. It is usually not a serious emergency, but the tooth needs to be repaired within the next few days, and sooner if it hurts. Rinse with lukewarm water, chew on the other side and call the Go Dentiste clinic in Valleyfield at 514-533-3368; if you are in pain, ask to be seen the same day, subject to availability.

  • ClinicGo Dentiste Valleyfield
    785 Monseigneur-Langlois Boulevard, Salaberry-de-Valleyfield
  • Phone514-533-3368
  • HoursOpen 7 days a week: Mon 8 a.m.–5 p.m., Tue 8 a.m.–7 p.m., Wed–Thu 8 a.m.–5 p.m., Fri–Sun 9 a.m.–2 p.m.
  • OnlineBooking 24/7
  • Time to treatmentSame day, subject to availability
  • New patientsWelcome, no referral needed

02What to do now

How to protect the tooth until your appointment

  1. Rinse your mouthWith lukewarm water, to remove debris stuck in the hole.
  2. Protect the holeA temporary filling material from the pharmacy or a small piece of sugar-free gum can protect the tooth for a few days.
  3. Chew on the other sideAvoid sweet, sticky, very hot and very cold foods.
  4. Book an appointmentAt 514-533-3368 or online, 24/7. If the tooth hurts, say so to get an earlier slot.

What to avoid

  • Leaving the tooth unprotected for weeks
  • Crunching ice or hard foods
  • Filling the hole with glue or a non-dental product
  • Scraping the hole with a sharp object

Warning signs: Call 911 or go to the hospital emergency room (Hôpital du Suroît, in Valleyfield) if swelling spreads to the eye, under the jaw or to the neck, if you have trouble breathing, swallowing or opening your mouth, or if you have a high fever.

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03Is it urgent?

Hospital, clinic or appointment: how to decide

  • Hospital or 911Swelling spreading to the eye or neck, trouble breathing, swallowing or opening your mouth, high fever: hospital emergency room or 911.
  • Clinic, todayTooth painful or very sensitive since the filling fell out: call to be seen today, subject to availability.
  • In the next few daysFilling fell out with no pain: book an appointment in the next few days.

04At the Valleyfield clinic

How the tooth is repaired

The dentist examines the tooth, removes any decay, then repairs it. A medium-sized hole is usually repaired with a white composite resin filling, often in a single visit.

If a large part of the tooth is missing, a crown may be suggested to protect it. If the nerve is affected, a root canal may be needed. The options and costs are explained before starting.

Directions to the Valleyfield clinic

Opening hours

Valleyfield

MondayMon8 a.m. – 5 p.m.
TuesdayTue8 a.m. – 7 p.m.
WednesdayWed8 a.m. – 5 p.m.
ThursdayThu8 a.m. – 5 p.m.
FridayFri9 a.m. – 2 p.m.
SaturdaySat9 a.m. – 2 p.m.
SundaySun9 a.m. – 2 p.m.
Treatment room with a dental chair and digital X-ray — Go Dentiste dental clinic in Salaberry-de-Valleyfield

06FAQ

Frequently asked questions: lost filling in Valleyfield

Why did my filling fall out?

Wear over time, a cavity forming around it, teeth grinding or a hard food: the dentist looks for the cause so it doesn’t happen again.

I swallowed my filling: is it dangerous?

Usually not: a small swallowed piece of filling passes naturally. If you are coughing a lot or having trouble breathing, get medical care quickly.

How long can I wait?

As little as possible. Without a filling, the tooth is exposed to bacteria and can crack. A repair within the next few days often avoids a bigger treatment.

Will the new filling be tooth-coloured?

In most cases, yes: white composite resin fillings are commonly used. The dentist explains the options based on the size of the cavity.

A dental emergency in Valleyfield? Call or book.

Same-day emergencies (subject to availability), 7 days a week at the Valleyfield clinic. New patients welcome, online booking 24/7.

Content prepared by the Go Dentiste team (Dr Dominic Morel-Maynard, general dentist and owner). Last updated: October 11, 2026. General information for guidance only: only an in-clinic exam can establish a diagnosis and a treatment plan suited to your situation. For health advice 24/7, call Info-Santé 811; in a serious emergency, call 911. Services are offered in French and English.