Tooth pain usually responds to a handful of home remedies while you wait for professional care, but which ones actually have evidence behind them matters more than most listicles let on. The seven approaches below range from a simple salt water rinse to over-the-counter painkillers that dentists themselves recommend as first-line therapy. Some work within minutes; others mainly keep the situation from getting worse. None replaces a dental visit, but each can make the hours or days before that appointment far more bearable.
Salt Water Rinse
A warm salt water rinse is the simplest place to start. Dissolve roughly half a teaspoon of table salt in a cup of warm water, swish for 20 to 30 seconds, and spit. The hypertonic solution draws fluid out of inflamed tissue, which temporarily reduces swelling around the affected tooth. It also loosens debris caught in or around a cavity, and salt’s mild antimicrobial properties discourage bacterial growth on exposed surfaces.
The clinical evidence is modest but real. A split-mouth trial of saline irrigation after third-molar extraction found that the saline group experienced significantly less pain in the immediate postoperative window compared to controls, though the advantage faded over the following days.1Journal of Craniofacial Surgery. The Effects of a Cool Saline Solution Irrigation on Mandibular Third Molar Extraction Site: A Postoperative Split-Mouth Evaluation That pattern matches what most people experience at home: noticeable short-term relief that needs repeating every few hours. You can safely rinse four or five times a day without worrying about side effects.
Cold Compress
Holding something cold against the outside of your cheek, near the painful tooth, does two things at once. Cold narrows the local blood vessels, which limits swelling, and it slows nerve signaling, which dampens the pain message traveling to your brain. A review of cryotherapy in dental medicine describes these effects as vasoconstriction and inhibition of nerve conduction, combined with reduced release of inflammatory mediators in the tissue.2Journal of Pharmacy and Bioallied Sciences. Prescribing Cold: The Science and Practice of Cryotherapy in Dental Medicine
Wrap ice or a frozen gel pack in a thin cloth and hold it against the skin for 15 to 20 minutes, then take a break for at least 10 minutes before reapplying. Putting ice directly on skin risks frostbite, and putting ice directly inside the mouth on a cracked or decayed tooth can make the pain dramatically worse because exposed dentin is hypersensitive to temperature changes. Cold compresses work best for pain with a swelling component, like an abscess or post-procedure inflammation. For a sensitivity-driven ache triggered by hot or cold food, a compress on the outside of the cheek is still fine, but expect less dramatic relief.
Over-the-Counter Pain Relievers
If you only take away one thing from this article, let it be this: for most dental pain in adults, combining ibuprofen and acetaminophen (paracetamol) works better than either drug alone, and better than many prescription options including some opioids. This is not folk wisdom. Multiple randomized controlled trials after third-molar extractions have shown that the combination produces significantly greater pain relief than either component by itself, with no meaningful increase in side effects.3PubMed. Combining ibuprofen and acetaminophen for acute pain management after third-molar extractions: translating clinical research to dental practice
A double-blind trial tested several dose combinations head-to-head: ibuprofen 400 mg plus paracetamol 1,000 mg outperformed each drug alone across every pain measure at every time interval assessed.4Clinical Therapeutics. Comparison of the analgesic efficacy of concurrent ibuprofen and paracetamol with ibuprofen or paracetamol alone in the management of moderate to severe acute postoperative dental pain Even a lower combination dose (ibuprofen 200 mg plus paracetamol 500 mg) beat paracetamol alone, though it did not clearly outperform ibuprofen alone.4Clinical Therapeutics. Comparison of the analgesic efficacy of concurrent ibuprofen and paracetamol with ibuprofen or paracetamol alone in the management of moderate to severe acute postoperative dental pain
The reason you can take them together safely is that they work through completely different pathways and are processed by different organs. Ibuprofen reduces inflammation at the site; acetaminophen acts centrally on pain perception. Standard adult dosing means ibuprofen 400 mg every six hours and acetaminophen 500–1,000 mg every six hours, staggered so you are taking one of the two every three hours. Stay within the daily limits on both (generally 1,200 mg ibuprofen and 3,000–4,000 mg acetaminophen for most adults, though your pharmacist can confirm). People with stomach ulcers, kidney disease, or liver problems should check with a doctor before using this combo repeatedly.
Clove Oil
Clove oil has been used for toothaches for centuries, and there is a real pharmacological reason it helps. The active compound is eugenol, which makes up roughly 78% of clove oil and has documented analgesic, anti-inflammatory, and antiseptic activity.5PubMed Central. Pharmacological and Toxicological Properties of Eugenol Eugenol works by temporarily numbing nerve endings at the site of application, which is why it was historically used as a local anesthetic in dentistry before more refined alternatives took over.
To use it, dab a small amount of clove oil onto a cotton ball or swab and hold it against the painful tooth and surrounding gum for a minute or two. You should feel a tingling or warming sensation followed by numbness. Repeat as needed, but use the smallest amount that works because eugenol is not harmless in larger doses. Lab studies show that clove oil is cytotoxic to human cells at concentrations as low as 0.03%, with most of that toxicity attributable to eugenol.6PubMed Central. Cytotoxicity of clove (Syzygium aromaticum) oil and its major components to human skin cells Eugenol also inhibits bone-cell proliferation in a dose-dependent manner.7PubMed. Mechanisms of cytotoxicity of eugenol in human osteoblastic cells in vitro
None of that means a dab on your tooth is dangerous. It means you should avoid swallowing it, avoid soaking your gums in it repeatedly for days on end, and keep it away from children who might ingest it. Used briefly for acute pain, it remains one of the more effective topical options you can buy without a prescription.
Topical Benzocaine Gel
Benzocaine is the numbing agent in products like Orajel. You apply a pea-sized amount directly to the gum around the painful tooth, and within a minute or two the area goes numb. A clinical trial comparing 10% and 20% benzocaine gels against a placebo gel in patients with acute toothaches found that both concentrations worked significantly better than placebo, with a dose-response relationship: the 20% gel produced about 7% more responders than the 10% gel.8PubMed Central. An evaluation of 10 percent and 20 percent benzocaine gels in patients with acute toothaches Side effects in that trial were rare and mild.
There is, however, a safety concern worth knowing about. Benzocaine can cause a rare but serious condition called methemoglobinemia, where the blood loses its ability to carry oxygen efficiently. A review of adverse event reports found that among 198 reported events associated with benzocaine products, about two-thirds involved definite or probable methemoglobinemia, including two deaths.9Archives of Internal Medicine. Reported Adverse Event Cases of Methemoglobinemia Associated With Benzocaine Products The overwhelming majority of those cases involved spray formulations rather than gels, and the risk is highest when benzocaine is applied to large mucosal surfaces or used in very high doses. For a small dab of gel on one tooth, the risk is extremely low, but this is why benzocaine products carry warnings and should not be used on children under two years old.
Hydrogen Peroxide Rinse
Diluted hydrogen peroxide can serve as a supplementary rinse, especially when the tooth pain is accompanied by gum inflammation or a visible infection. Hydrogen peroxide has antibacterial activity and performs better than plain water rinses against plaque buildup and gingival inflammation, though it falls short of chlorhexidine, the standard antiseptic mouthwash.10PubMed Central. A Systematic Review of the Effect of Oral Rinsing with H(2)O(2) on Clinical and Microbiological Parameters Related to Plaque, Gingivitis, and Microbes
The typical concentration studied is 1.5%, which you can make by mixing equal parts of the standard 3% drugstore hydrogen peroxide with water. Swish for 30 seconds and spit thoroughly. Do not swallow. A safety review concluded that hydrogen peroxide used at low concentrations in daily oral health products does not damage oral hard or soft tissues and poses no significant long-term risks.11PubMed. Safety issues relating to the use of hydrogen peroxide in dentistry That said, higher concentrations or frequent undiluted use can irritate gums and bleach soft tissue, so always dilute and limit use to a few times per day.
This remedy is more about keeping the environment around the tooth cleaner and less inflamed than about directly killing pain. Think of it as a complement to the other remedies rather than a standalone painkiller.
Garlic and Other Herbal Remedies
Garlic, peppermint tea bags, and various herbal preparations show up constantly in home remedy lists for toothaches. Garlic does contain allicin, a compound with antimicrobial and mild analgesic properties, and various herbal remedies have been used across cultures for oral discomfort. But the evidence here is thin compared to the options above, and the risks are underappreciated.
A scoping review of adverse effects from natural products applied to the mouth found that garlic was among the most commonly reported offenders, associated with chemical burns, blistering, and ulceration of the oral mucosa.12PubMed. Adverse Effects of Natural Products in the Oral Mucosa and Face: A Scoping Review Crushing a raw garlic clove and pressing it against your gum can genuinely damage the tissue, especially if you leave it in place for more than a few minutes. The antibacterial effect is real but small, and the delivery method of jamming a caustic raw food against inflamed gum is a poor trade-off when salt water, clove oil, and over-the-counter gels are readily available.
If you want to try herbal remedies, peppermint tea bags (cooled, not hot) applied to the area are less likely to cause harm. But set realistic expectations. Herbal approaches generally have antimicrobial and anti-inflammatory properties that are documented in lab settings but rarely tested in rigorous clinical trials for pain outcomes. They can be pleasant and mildly soothing, but they should not be your primary strategy when real painkillers exist.
What These Remedies Cannot Do
Every option above treats the symptom. None treats the cause. Tooth pain happens because something is wrong with the tooth or the tissue around it, whether that is a cavity reaching the nerve, an abscess forming at the root, a crack in the enamel, or advanced gum disease. Research into the biology of tooth pain shows that inflammation of the dental pulp activates specific pain-signaling pathways that persist as long as the underlying irritation continues.13PubMed Central. Acute pulpitis promotes purinergic signaling to induce pain in rats via P38MAPK/NF-κB signaling pathway Home remedies can quiet that signaling for a while, but if the cavity keeps growing or the infection keeps spreading, the pain returns and worsens.
This matters because people sometimes manage symptoms successfully enough to avoid the dentist for weeks or months, which lets the problem escalate. A review of severe dental infections identified self-medication and delayed hospital presentation as factors correlated with the spread of odontogenic infections into deeper tissues.14PubMed. Severe odontogenic infections: causes of spread and their management During the early pandemic, case reports documented patients who delayed dental care and developed life-threatening complications including Ludwig’s angina and necrotizing fasciitis, conditions that started as ordinary toothaches.15PubMed Central. Complications of dental infections due to diagnostic delay during COVID-19 pandemic
The point is not to scare you into an emergency room for mild tooth sensitivity. It is that a toothache that persists more than a couple of days, that wakes you up at night, that comes with swelling or fever, or that produces a foul taste in your mouth needs a dentist, not another round of salt water rinses.
When to Treat It as an Emergency
Most toothaches are uncomfortable but not dangerous. A few warning signs change that equation:
- Facial swelling: Swelling that spreads to the eye, neck, or floor of the mouth suggests an infection that may be moving into tissue compartments where it can obstruct your airway or enter the bloodstream.
- Fever above 101°F (38.3°C): Fever with a toothache usually means the infection is no longer localized.
- Difficulty swallowing or breathing: This is the clearest sign of a spreading infection that requires immediate emergency care.
- Uncontrolled bleeding: Especially after an extraction or trauma.
- Pain that does not respond to OTC painkillers at all: This sometimes indicates an abscess under pressure that needs to be drained, not medicated.
If any of these apply, skip the home remedies and go to an emergency room or urgent dental clinic. Infections that originate in the teeth can spread remarkably fast once they breach the bone.
What a Dentist Actually Does for Tooth Pain
Professional treatment depends on the cause. A cavity that has reached the nerve typically requires either a root canal or extraction. A multicenter randomized trial compared root canal treatment to a more conservative approach (pulpotomy, where only the inflamed portion of the pulp is removed) and found both procedures delivered comparable postoperative pain reduction in permanent molars with exposed pulp.16PubMed Central. Postendodontic Pain after Pulpotomy or Root Canal Treatment in Mature Teeth with Carious Pulp Exposure: A Multicenter Randomized Controlled Trial That means modern dentistry sometimes has less aggressive options than the full root canal people dread.
For infections, a dentist may prescribe antibiotics if there are systemic signs like fever or spreading swelling, but antibiotics alone do not resolve dental infections. The source of the infection, usually a dead or dying tooth, has to be physically treated. An abscess may need to be incised and drained. Gum disease severe enough to cause pain typically requires deep cleaning and sometimes surgical intervention.
If cost or access is a barrier, dental schools and community health centers often provide treatment at reduced rates. The calculus most people should do is straightforward: the cost of addressing a toothache now is almost always less than the cost of addressing the complication that develops when you wait.
Special Considerations for Children
Children’s dental pain requires a different approach, particularly around medication. An evidence-based guideline from the American Dental Association notes that codeine and tramadol are contraindicated for managing acute dental pain in children per FDA guidance.17PubMed Central. Evidence-based clinical practice guideline for the pharmacologic management of acute dental pain in children Opioids in general are not recommended for pediatric dental pain.18European Journal of Paediatric Dentistry. Dental pain in children: pharmacological management The combination of ibuprofen and acetaminophen at weight-appropriate doses appears to be a viable option for children as well, mirroring the adult evidence, though further trials are still needed to confirm optimal pediatric dosing.18European Journal of Paediatric Dentistry. Dental pain in children: pharmacological management
Benzocaine gels should not be used on children under two. For older children, use the lowest effective amount and supervise application. Clove oil is sometimes recommended for teething, but given the cytotoxicity data, many pediatric dentists suggest sticking with chilled teething rings and properly dosed acetaminophen instead. Salt water rinses are safe for any child old enough to swish and spit reliably, usually around age six.
Pain assessment in young children is its own challenge. A toddler who is refusing food, drooling excessively, or pulling at one side of the face may be experiencing dental pain they cannot articulate. Ear infections can produce nearly identical behavior, so a visit to either a dentist or pediatrician is warranted when symptoms persist more than a day or two.
Putting Together a Practical Pain Plan
Knowing all seven remedies is less useful than knowing which order to reach for them. For a mild ache, a salt water rinse and a cold compress are reasonable first steps. If the pain is moderate, add ibuprofen and acetaminophen together at proper doses. For sharper, localized pain where you can see a cavity or feel a rough edge on a tooth, dabbing clove oil or benzocaine gel directly on the spot provides targeted numbness on top of whatever systemic painkillers you have taken. Hydrogen peroxide rinses add antimicrobial coverage if the gum looks red or puffy. And garlic, frankly, is the remedy most likely to cause additional damage and least likely to outperform the alternatives.
None of these should be your long-term strategy. The pain is a signal, and the remedies are a way to manage that signal while you arrange to fix what is causing it. The sooner the underlying problem gets professional attention, the simpler and cheaper the fix tends to be.