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Treatment

Sensitive Teeth Treatment in Edgware

Lasting relief from sensitive teeth — by finding and treating the underlying cause, not just numbing the symptom.

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Assessment from £50

Man in a red shirt wincing and pressing his hand against his cheek from sharp tooth sensitivity pain
  • Identifies the underlying cause of sensitivity
  • Targeted treatment, not just sensitive toothpaste
  • Fluoride varnish, bonding or sealants depending on cause
  • Advice on diet and home care
  • Long-term protection for exposed roots
Clinically reviewed by Dr Jacqueline Jacobs, Principal Dentist (GDC 155186) Last updated

What sensitive teeth feel like

A sharp, often electric-feeling pain when you eat or drink something:

  • Cold (ice cream, cold drinks, breathing cold air)
  • Hot (tea, coffee, soup)
  • Sweet (sugar, fruit)
  • Acidic (citrus, fizzy drinks, vinegar)

The pain typically passes within a few seconds of the trigger going away. If it lingers for minutes or hours, that’s a different problem — often a tooth that needs root canal treatment, not just sensitivity. We’ve laid that distinction out in detail below — it’s the single most useful thing to know about your own symptoms before you decide whether something can wait.

What causes it?

  • Enamel erosion — worn down by acidic foods and drinks, aggressive brushing, or teeth grinding
  • Gum recession — exposing the softer root surface, which doesn’t have enamel to protect it
  • Tooth decay or a cracked filling — bacteria reach close to the nerve
  • Recent dental procedures — fillings, crowns and especially whitening can cause temporary sensitivity that settles within a few weeks
  • Grinding (bruxism) — wears enamel down and causes microscopic flexing of teeth at the gum line. If grinding is the underlying cause, the long-term answer often sits with TMJ and bite work rather than only treating individual teeth.

When sensitive teeth need urgent assessment vs when they can wait

This is the question patients most need a clear answer to. Sensitivity is common and most of the time it isn’t urgent — but a small subset of patterns flag a tooth that needs to be seen quickly, and getting that distinction right saves teeth.

The thirty-second rule

The single most useful signal is how long the pain lasts after the trigger has gone away. A sharp cold pang from an ice cube or a cold drink that fades within a few seconds of the trigger leaving the tooth is dentine sensitivity — uncomfortable, worth investigating at a routine appointment, but not urgent. Pain that lingers for thirty seconds or more after the trigger — or pain that builds up over the course of a meal, throbs after you stop eating, wakes you at night, or starts spontaneously without a trigger — is a different problem. That pattern points to the pulp (the nerve and blood supply inside the tooth) being inflamed or infected, and the tooth needs assessing within days rather than weeks.

Red-flag patterns — please call us promptly

  • Lingering pain over thirty seconds after a hot or cold trigger
  • Pain on biting that’s reproducibly worse on one specific tooth (often a cracked tooth or a high filling)
  • Spontaneous pain that wakes you or starts without any obvious trigger
  • Throbbing pain that builds after a stimulus and takes minutes to settle
  • Swelling, a “pimple” on the gum, or a bad taste near a sensitive tooth (suggests infection)
  • One specific tooth that’s progressively more painful over days or weeks

Any of those — please call us promptly on 020 3971 2000. Same-day emergency assessment is available during the working week, and calling is the quickest way to be seen today; if you’d rather not phone, you can also reach us via the contact page.

Patterns that can usually wait for a routine appointment

  • Generalised cold sensitivity across many teeth, especially on cold air or cold drinks, fading within seconds
  • Sensitivity along the gum line in one area, especially if you’ve noticed the gums look a little lower than they used to
  • Mild sensitivity after a recent dental procedure — fillings, crowns, whitening — that’s improving week on week
  • Sensitivity that responds well to a sensitive toothpaste used twice a day for two or three weeks

These warrant a routine assessment so the cause can be confirmed and addressed before it progresses — but they’re not the kind of problem that needs you in the same week. A spot at your next examination or hygiene visit is usually fine.

If you’re unsure which side of the line your symptoms sit on, default to calling us — it takes thirty seconds on the phone for our team to triage you to the right appointment, and we’d rather see you a few days too early than a few weeks too late.

Treatment at Campos Dental

We treat the cause, not just the symptom. Depending on what we find:

  • Fluoride varnish to strengthen weakened enamel
  • Composite bonding to cover an exposed root
  • Sealants for areas of early enamel loss
  • Bite adjustment if grinding is the underlying cause
  • A night splint to protect against grinding damage
  • Root canal or crown for severely affected teeth

We’ll also give you tailored home-care advice — the right toothpaste, the right brushing technique, and which foods to limit. Many patients see a meaningful improvement from a hygiene visit with Justyna, our hygienist and a few small adjustments to brushing technique alone, before any restorative work is needed.

Sensitivity, erosion and gum health are connected

Most people with sensitive teeth have at least one of three underlying problems — early enamel erosion, gum recession driven by early gum disease, or grinding-related wear. We’ll usually pick up all three at a thorough assessment rather than treating sensitivity as a separate problem on its own. That joined-up view is what stops sensitivity coming back in six months when the underlying issue progresses.

Don’t put up with it

If sensitive teeth are getting in the way of food and drinks you’d like to enjoy — or if a single tooth has started to behave differently from the rest — book an assessment. Most cases are very treatable, and the sooner the cause is addressed, the easier it is to put right. Patients from Edgware, Stanmore and Mill Hill make up the bulk of our caseload for sensitivity work, and assessments start from £50; get in touch and we’ll find you a slot that fits your week.

Frequently asked

Why are my teeth suddenly sensitive?
Common causes include receding gums (exposing the softer root surface), enamel erosion from acidic foods, a cracked tooth or filling, recent whitening, or grinding. The pattern usually points to the cause — sensitivity all along the gum line in one area suggests recession or wear; a single tooth that hurts on biting suggests a cracked filling or developing decay; widespread cold sensitivity across many teeth suggests erosion or a recent procedure. We diagnose the specific cause rather than just masking the symptom, which is what most over-the-counter products do.
Does sensitive toothpaste actually work?
Yes, for many people — they contain ingredients (potassium nitrate, stannous fluoride or nano-hydroxyapatite) that block the tiny tubules in dentine that transmit sensation to the nerve. Used twice a day, most people notice a real improvement after two or three weeks, and that's a legitimate and useful first step. But the toothpaste only treats the symptom. If the underlying cause is gum recession, enamel loss, a cracked filling or a tooth that's developing decay, the problem will progress in the background even as the toothpaste makes it more bearable. We'd rather find what's causing your sensitivity and treat that.
Can a dental visit fix sensitivity?
Often, yes. Fluoride varnish, sealants, [composite bonding](/treatments/porcelain-veneers) to cover an exposed root, or repairing a cracked filling will resolve the cause in many cases — and once the cause is dealt with, the sensitivity goes with it rather than needing managing day to day. For severe sensitivity from cracked teeth or sensitivity that lingers for thirty seconds or more after the trigger goes away, a [crown](/treatments/dental-crowns) or [root canal treatment](/treatments/root-canal) may be needed because the nerve itself is involved. We'll explain the options and the likely cost at your assessment before any work starts.
How much does treatment cost?
An assessment is from £50. Treatment cost depends on what's causing the sensitivity — fluoride varnish at a hygiene visit is a small additional charge, composite bonding over an exposed root starts from around £100 per surface, and a crown or root canal where indicated runs into hundreds of pounds. We'll explain everything before any work starts and you can take any treatment plan home to think about. Members of the [adult dental plan](/dental-plan) get a discount on treatment as part of the monthly fee.
Can I just use sensitive toothpaste forever?
You can — it's not harmful and many patients use one indefinitely with no problem. But we'd push back gently. Sensitive toothpaste is a maintenance tool, not a diagnosis. If your teeth need it because of low-grade exposed dentine from minor gum recession, fine — using it twice a day for the rest of your life is a perfectly reasonable approach. If they need it because enamel is eroding away from acidic drinks, because a filling has fractured, because you grind your teeth or because [tooth erosion](/treatments/tooth-erosion) is progressing, the toothpaste is masking a problem that's getting worse underneath. The honest position is to diagnose what's driving the sensitivity first, treat that, and then decide whether sensitive toothpaste still has a place — we prefer to treat the cause, not just mask the symptom.
Why are my teeth more sensitive after whitening?
Whitening gel works by allowing oxygen molecules to penetrate the enamel and break down stain pigments deeper in the tooth. That same penetration temporarily opens up the dentine tubules and can briefly inflame the pulp, which is felt as sharp cold sensitivity or short zinging sensations — usually starting within a day or two of treatment and easing over the following one to two weeks. It's normal, it's reversible, and it isn't damaging the tooth. Practical steps that help — use a sensitive toothpaste (one containing potassium nitrate) for the duration of the treatment and a few weeks after, avoid very cold drinks during the worst of it, take a couple of nights off if home whitening is too uncomfortable, and check the trays fit well so the gel isn't leaking onto gum tissue. If sensitivity is severe, lingers more than three or four weeks after finishing, or is concentrated on a single tooth rather than spread evenly, come in — it may be flagging an underlying crack or filling that needs attention rather than the whitening itself.
Visit us

Find us in Edgware.

Free 30-minute parking out front and a step-free entrance. Pop in for a look or call ahead — we usually answer within a few rings.

Campos Dental

70 Edgware Way
Edgware, HA8 8JS

Opening hours

  • Mon – Fri 9:00 am – 5:30 pm (closed 1–2 pm)
  • Sat by appointment
  • Sun closed

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