For a toothache, rinse with warm salt water, hold a cold compress against the outside of your cheek, take an over-the-counter anti-inflammatory pain reliever exactly as the label directs, and call a dentist. Those steps quiet the pain. They do not fix what is causing it, and tooth pain almost never resolves on its own.
Below we cover what to do in the next ten minutes, why a toothache throbs the way it does, why it gets worse at night, what your specific type of pain usually means, which home remedies help and which cause damage, and what treatment looks like once you are in the chair.
What Should You Do for a Toothache Right Now?
Right now, rinse with warm salt water, apply a cold compress, clean gently around the tooth, take an over-the-counter anti-inflammatory as directed, and call a dentist. Do them in that order, because each one sets up the next.
- Rinse with warm salt water. Dissolve half a teaspoon of salt in 8 ounces of warm water, swish for about 30 seconds, and spit it out. Salt draws fluid out of swollen tissue, which lowers the pressure that is causing the ache.
- Clean gently around the tooth. Floss carefully beside the sore tooth to clear any trapped food. A popcorn hull or a seed wedged against the gum causes a surprising amount of pain and takes seconds to remove.
- Apply a cold compress. Wrap ice or a bag of frozen vegetables in a thin towel and hold it against the outside of your cheek for about 20 minutes at a time. Cold constricts blood vessels and dulls the nerve endings underneath.
- Take an over-the-counter pain reliever. Follow the directions on the package, and check with a pharmacist or your physician about what is appropriate for you. Never exceed the labeled amount, since doing so risks liver damage, kidney damage, stomach ulcers, and clotting problems according to WebMD’s review of over-the-counter analgesic risks.
- Call a dentist. Describe the pain, when it started, and whether there is any swelling, because that information determines how quickly you need to be seen.
Those measures reduce swelling, and swelling turns out to be the reason a tooth hurts the way it does.
How Do You Stop Tooth Pain Fast?
The fastest way to stop tooth pain is a cold compress on the outside of the cheek combined with an over-the-counter anti-inflammatory. Cold works within minutes by numbing the area and narrowing blood vessels. The medication takes longer but lasts longer. Keeping your head above heart level and avoiding chewing on that side both help while you wait.
What Should You Do If Tooth Pain Is Unbearable?
If tooth pain is unbearable, call a dentist immediately rather than waiting for an appointment slot to open. Pain at that level usually means infection has built pressure inside the tooth, and pressure of that kind does not ease on its own. Unbearable pain that does not respond to medication is also one of the situations where the Cleveland Clinic advises going to an emergency room, particularly alongside fever or facial swelling.
Why Does a Toothache Throb?
A toothache throbs because the pulp inside your tooth swells inside a rigid chamber that gives it nowhere to expand. The pulp holds the nerve, the blood vessels, and the connective tissue that kept the tooth alive while it developed.
A chamber with no room to expand converts any swelling directly into pressure on the nerve. Pressure on that nerve rises and falls with each heartbeat, which is why a bad toothache pulses in rhythm rather than staying flat. The pulp also cannot heal itself from infection the way other tissues in your body do, so once bacteria reach it, the pressure keeps building until the infection is removed.
Worth knowing: after a tooth finishes developing in childhood, the pulp’s only remaining job is to send pain signals to the brain. Your tooth functions normally without it. That single fact is why removing infected pulp saves a tooth instead of sacrificing it.
Why Do Anti-Inflammatories Help a Toothache More Than Other Pain Relievers?
Anti-inflammatories help a toothache more because they reduce the swelling that is generating the pressure, rather than only blocking the pain signal. Nonsteroidal anti-inflammatory drugs, commonly called NSAIDs, work on the inflammation itself. Pain relievers that act only on pain perception leave the swelling in place, so the pressure keeps pushing on the nerve. This is a general explanation of how the two categories behave and not a recommendation for you specifically, so follow the label and ask a pharmacist or your physician which type is safe given your health history and any other medications you take.
Why Is a Toothache Worse at Night?
A toothache is worse at night because lying flat sends more blood to your head, which raises pressure inside an already inflamed tooth. Three separate factors stack up after dark.
Blood flow is the first. Lying down removes the help gravity was giving you all day, and pooled blood in the head means more pressure against the nerve. The second is attention: with nothing else competing for it, your brain registers the same pain as more intense. The third is grinding, since many people clench in their sleep without knowing it, loading an irritated tooth for hours. Anyone whose pain arrives with jaw pain and headaches should consider grinding a likely contributor.
What Should You Do If Tooth Pain Is Unbearable at Night?
If tooth pain is unbearable at night, prop your head up with an extra pillow or two, use a cold compress before lying down, rinse with warm salt water, and take an over-the-counter pain reliever as directed. Elevation counteracts the blood flow problem directly. Stay away from very hot, very cold, and very sweet foods for the rest of the evening, since all three set off an inflamed nerve. Night pain severe enough to wake you is a strong signal that the pulp is involved, which means calling first thing in the morning rather than waiting to see how the next night goes.
What Causes a Toothache?
A toothache is usually caused by a cavity, an abscess, a cracked tooth, a failing filling or crown, grinding, or gum disease. Each one irritates the pulp or the tissue around the tooth by a different route.
- Tooth decay: bacteria erode through enamel toward the nerve, and knowing how cavities develop explains why the pain arrives long after the problem starts
- Abscess: pulp tissue dies and a pocket of infection forms at the root tip
- Cracked or fractured tooth: a crack flexes under chewing pressure and irritates the nerve inside
- A damaged or leaking restoration: an old filling or crown that has loosened lets bacteria reach fresh tooth structure
- Grinding and clenching: sustained force inflames the ligament holding the tooth in its socket
- Gum disease: infection around the roots produces aching and sensitivity along the gumline
- Impacted teeth: wisdom teeth blocked from erupting press against neighboring teeth and bone
- Sinus pressure: inflamed sinuses sit directly above the upper back teeth and can refer pain downward
Why Did My Tooth Start Hurting Out of Nowhere?
A tooth that starts hurting out of nowhere has usually been deteriorating quietly for months. Decay produces no symptoms until it reaches the inner layer of the tooth, and a crack causes nothing until it reaches the nerve. The sudden onset marks the moment the damage crossed into nerve territory rather than the moment it began. This is also why tooth sensitivity that comes and goes deserves attention before it turns into full pain.
Can Grinding Your Teeth Cause a Toothache?
Yes, grinding your teeth causes toothache. Clenching loads teeth with force far beyond normal chewing, inflaming the periodontal ligament that suspends each tooth in bone and leaving a dull ache that is often worst in the morning. Treating grinding and clenching with a night guard protects the teeth and usually settles the ache within a few weeks.
What Does Your Type of Tooth Pain Mean?
The character of your tooth pain narrows the likely cause considerably. The Cleveland Clinic maps it this way: a dull persistent ache suggests infection or grinding, a sharp stabbing pain suggests a cavity or crack or a problem with an existing restoration, severe throbbing suggests infection has reached the pulp, and sensitivity to heat and cold suggests cavities, cracks, gum disease, or worn enamel.
| What the pain feels like | Likely cause | What treatment usually involves |
|---|---|---|
| Brief twinge with cold or sweet, gone in seconds | Early decay, worn enamel, exposed root | Filling, fluoride, or desensitizing care |
| Cold sensitivity that lingers 30 seconds or more | Inflamed pulp | Root canal therapy in most cases |
| Sharp jab when biting down, fine otherwise | Cracked tooth or failing restoration | Crown, or a root canal if the crack reaches the nerve |
| Dull constant ache, worse in the morning | Grinding or clenching | Night guard and bite evaluation |
| Severe throbbing that pulses with your heartbeat | Infected pulp | Root canal therapy |
| Pressure with facial swelling, possibly fever | Abscess | Urgent treatment to drain the infection |
| Aching along the gumline with bleeding | Gum disease | Deep cleaning and periodontal care |
Matching your pain to a row narrows the possibilities without confirming anything, since only an exam and an X-ray settle the question. It does tell you how long you can reasonably wait, and it shapes what you try in the meantime.
How Does a Toothache Feel?
A toothache can feel sharp and stabbing, dull and constant, or deep and throbbing, and it often spreads beyond the tooth itself. Patients commonly describe pain radiating into the jaw, the ear, or the temple on the same side, because the nerves serving those areas run together. Pain that is hard to pinpoint to one tooth is common and does not mean the problem is imaginary; it means the nerve signal is being shared along a shared pathway.
Do Home Remedies for a Toothache Actually Work?
Home remedies relieve toothache symptoms temporarily, and none of them treat the cause. A few have real support behind them and most do not.
Real support belongs to the simple ones. Salt water reduces inflammation and cleans the area. Cold compresses reduce swelling and numb the nerve. Over-the-counter pain relievers work as designed when used as labeled. A diluted hydrogen peroxide rinse, mixed to equal parts with water and never swallowed, eases pain and inflammation according to the Cleveland Clinic. Beyond those, evidence thins out quickly, and WebMD notes plainly that most alternative toothache remedies are unproven and that any of them may make you feel better briefly without making the toothache go away.
Does Clove Oil Work for a Toothache?
Clove oil does work for temporary toothache relief. It contains eugenol, a natural anesthetic, and WebMD reports it may be as effective as benzocaine, the numbing ingredient in over-the-counter toothache gels. Apply a few drops to a cotton swab and dab it on the tooth and surrounding gum rather than pouring it in, since it irritates soft tissue when it spreads. The numbing lasts a short while and the underlying problem stays exactly where it was.
Does Apple Cider Vinegar Help a Toothache?
Apple cider vinegar does not help a toothache and can make things worse. It is acidic, and acid strips enamel, which is already compromised if you are in pain. WebMD specifically cautions that swishing apple cider vinegar is unwise for sensitive teeth because it erodes the enamel protecting the dentin underneath. The same objection applies to biting lemon or lime slices, a remedy that circulates widely and damages the tooth you are trying to save.
Do Acupressure Points Relieve Tooth Pain?
Acupressure may provide mild temporary relief for tooth pain, and the evidence is limited. The commonly cited technique involves rubbing ice or applying pressure in the web of skin between the thumb and forefinger, and WebMD notes researchers believe the ice version interrupts pain signals traveling to the brain. It is harmless to try while you wait for an appointment. It is not a treatment.
What Should You Not Do for a Toothache?
Do not place aspirin against the gum, use undiluted hydrogen peroxide, swish alcohol, apply acidic foods, or put heat on a swollen face. Several widely repeated toothache remedies cause real damage, and this is the part of the internet most worth correcting.
Aspirin on the gum heads the list. WebMD states that the folk remedy of placing aspirin directly on the tooth or gum does not work and can harm the inside of your mouth, since aspirin is acidic and burns the soft tissue it sits against. Swallow it instead if it is the right medication for you.
Undiluted hydrogen peroxide comes next. Both the Cleveland Clinic and WebMD are explicit that it must be mixed to equal parts with water and spat out, never swallowed and never used at full strength.
Alcohol is the remedy we most want to talk people out of. Swishing whiskey or vodka against a sore tooth appears on plenty of dental blogs, and alcohol burns and dries the soft tissue it contacts while doing nothing about the infection underneath. The brief numbness is not worth a chemical burn on top of a toothache. Heat is the other common mistake: a warm compress on a swollen face encourages the infection to spread, so cold is the correct choice whenever swelling is present.
Why Are Painkillers Not Working for My Toothache?
Painkillers stop working for a toothache when the pulp is dying or an abscess has formed, because medication carried in the bloodstream cannot reach a sealed, pressurized infection effectively. This is the question behind an enormous number of late-night searches, and the answer matters more than the dose.
The dose is not the missing piece. An infection inside a rigid tooth chamber or an abscess at the root tip sits behind tissue that has lost much of its blood supply, so the medication simply does not arrive in useful concentration. Taking more than the label directs adds risk without adding relief, and WebMD lists liver damage, kidney damage, stomach ulcers, ringing in the ears, and clotting problems among the consequences of exceeding recommended amounts.
What this actually means is that the tooth has moved past what medication can manage. Pain that shrugs off correctly dosed over-the-counter relief is a call-the-dentist-today signal rather than a take-more signal.
Will a Rotten Tooth Eventually Stop Hurting?
Yes, a badly decayed tooth often stops hurting, and that is not a sign of improvement. Pain ends when the nerve inside the tooth dies, which removes the alarm while leaving the fire burning.
The fire keeps burning because dead pulp tissue becomes a reservoir of bacteria that drains into the bone at the root tip and forms an abscess. Patients frequently arrive months after their pain vanished, having assumed the problem healed, and find the infection has spread into surrounding bone. That extra time is what turns a treatable tooth into an extraction.
A tooth in this condition is often still saveable with root canal treatment, which removes the dead pulp and the infection and seals the canals. Relief that arrives without treatment deserves an appointment rather than a sigh of relief.
Is a Toothache a Dental Emergency?
A toothache is a dental emergency when it comes with facial swelling, fever, or pain that medication cannot touch. Everything else falls into one of two less urgent tiers, and sorting them out is straightforward.
Go to an emergency room now if you have swelling below the eye or a knot on the jaw, unbearable pain that does not improve with medication, bleeding that will not stop with pressure, a fever above 101 degrees Fahrenheit, or any difficulty breathing or swallowing. The Cleveland Clinic lists these as emergency-room criteria because infection in the mouth can, in rare cases, spread to the bloodstream and beyond.
Call a dentist today for pain that wakes you at night, swelling anywhere in the gum or face, a tooth that is loose or has visibly broken, pain on biting that keeps recurring, or a foul taste that suggests drainage. Patients across Bethesda and the surrounding area often call at the point where pain has become steady, and steady pain is the right moment rather than a premature one.
Call a dentist this week for brief sensitivity to cold or sweet that fades quickly, mild soreness around one tooth, or a dull morning ache that suggests grinding. These are genuine problems caught early, which is the least expensive place to catch them.
When Should You Go to the ER for a Toothache?
Go to the ER for a toothache when you have facial swelling below the eye or on the jaw, a fever over 101 degrees Fahrenheit, uncontrolled bleeding, or trouble breathing or swallowing. An emergency room manages the infection and the pain; it does not perform dental treatment, so a dental visit still follows. For pain without those warning signs, a dentist is both the faster and the more useful destination.
Can a Toothache Go Away on Its Own?
A toothache can go away on its own only when the cause was temporary, such as gum irritation from biting something hard, which typically settles within a day or two. Pain originating inside the tooth does not resolve, because neither decay nor a crack nor an infection repairs itself. Pain that comes and goes usually reflects pressure that builds and drains rather than a problem that is healing.
How Long Can a Toothache Last?
A toothache can last anywhere from a day to months depending on its cause. Temporary irritation clears quickly. An inflamed pulp produces pain that flares and subsides over weeks while the damage progresses underneath. The Cleveland Clinic advises calling a dentist for any toothache lasting longer than two days, which is a practical threshold since it separates transient irritation from everything else.
What Does a Dentist Do for a Toothache?
A dentist examines the tooth, takes an X-ray, identifies the source of the pain, and treats the cause directly. Diagnosis comes first because the same symptom has several possible origins.
Several possible origins is exactly why the exam involves more than looking. We test how the tooth responds to cold and to tapping, check how it meets the opposing teeth, probe the gum around it, and read an X-ray for decay, bone changes, and signs of infection at the root tip. At our Bethesda office that assessment typically takes a single visit, and it determines which of the treatments below applies.
What Are the Treatment Options for a Toothache?
Toothache treatment ranges from a filling for small damage to a crown, root canal therapy, gum treatment, or extraction depending on how deep the problem goes. The goal at every level is keeping the natural tooth.
A small cavity or a minor chip is repaired with a filling. The damaged portion is removed and the space is filled, which usually ends the pain within a day or two.
Larger decay or a fracture calls for a dental crown, which covers the whole tooth and holds weakened walls together so they stop flexing under chewing force. An inlay or onlay handles damage that falls between a filling and a crown.
When bacteria reach the pulp, root canal therapy is what saves the tooth. Dr. Hornstein opens the pulp chamber, removes the infection and the pulp, shapes and sterilizes the canals, then seals them with a rubber-like material called gutta percha topped with a filling, adding a crown afterward when the tooth needs the strength. Patients who had a root canal years ago and are hurting again in the same tooth may need endodontic retreatment, which revisits areas that can be missed the first time, including the root tip.
Pain along the gumline rather than in the tooth points toward gum treatment, where a deep cleaning removes the bacterial deposits driving the inflammation. Extraction stays the last option and is considered only when a tooth is damaged past the point of restoration.
How Do You Prevent Another Toothache?
You prevent another toothache by removing plaque daily, limiting sugar, protecting against grinding, and keeping up with exams that catch decay before it reaches the nerve. Prevention here is mostly a matter of timing.
Timing matters because decay is painless until it is deep. A cavity found at a regular checkup needs a filling, while the same cavity found six months later because it started to throb often needs a root canal and a crown. Brushing twice daily for two minutes, cleaning between the teeth once a day, limiting sugary drinks between meals, and wearing a night guard if you grind all extend the interval between appointments where something needs fixing.
Frequently Asked Questions
What Is the Medical Term for a Toothache?
The medical term for a toothache is odontalgia. When the pain comes specifically from inflammation of the pulp inside the tooth, the condition is called pulpitis, which dentists further describe as reversible when the pulp can still recover and irreversible when it cannot. That distinction is what determines whether a filling is enough or a root canal is needed.
Can a Toothache Cause a Headache or Earache?
Yes, a toothache commonly causes headache and earache on the same side. The nerves serving the teeth, jaw, ear, and temple travel together, so the brain often struggles to localize the source. Upper back teeth refer pain toward the temple and sinus area, and lower back teeth refer it toward the ear and jaw.
Can You Fly With a Toothache?
Flying with a toothache often makes it worse. Cabin pressure changes cause any trapped gas inside a tooth or sinus to expand, which increases pressure on an already inflamed nerve, a phenomenon dentists call barodontalgia. Anyone with active tooth pain is better served getting it looked at before traveling.
Does a Toothache Always Mean You Need a Root Canal?
A toothache does not always mean you need a root canal. Many resolve with a filling, a crown, a night guard, or gum treatment. Root canal therapy becomes necessary when the pulp itself is inflamed or infected, which the exam and X-ray establish. Lingering cold sensitivity and throbbing that pulses with your heartbeat are the two symptoms that most often point that direction.
Can a Sinus Infection Cause Tooth Pain?
Yes, a sinus infection can cause tooth pain in the upper back teeth. The roots of those teeth sit directly beneath the sinus floor, so inflamed sinuses press on them. Sinus-related tooth pain typically affects several teeth at once, worsens when you bend forward, and arrives alongside congestion, while a true toothache usually concentrates in one tooth.
What If You Are Too Anxious to See a Dentist About Tooth Pain?
Anxiety about dental treatment is common and manageable. Tell us when you call, and we will plan the visit around it. Nitrous sedation helps many patients get comfortably through treatment they have been putting off, and our office cares for patients of all ages, including those with special needs. Waiting is the part that costs the most, since the treatment grows larger the longer the pain continues.
The Bottom Line
Salt water, a cold compress, careful cleaning around the tooth, and an over-the-counter anti-inflammatory used as labeled will get you through the next several hours. What they cannot do is repair a cavity, close a crack, or clear an infection, which is why every reliable source on this subject ends at the same place. Skip the aspirin against the gum, the undiluted peroxide, the alcohol, and the lemon slices, since all four damage tissue that is already struggling. And take pain that fades on its own as seriously as pain that does not, because a nerve going quiet often means it has died rather than healed.
If a tooth has been bothering you, an exam and an X-ray turn guesswork into a clear answer, usually in one visit. Dr. Hornstein and our team at Dentistry of Bethesda will find the source of the pain and walk you through what fixing it involves. Call us at (301) 530-2700 or schedule a visit, and let us know if the pain is severe so we can advise you on how quickly to come in.