The best pain relief for a toothache is ibuprofen and acetaminophen taken together. This combination outperforms either drug alone and, according to the American Dental Association, works better than opioid-containing formulations for acute dental pain. It’s the first-line recommendation for both post-extraction pain and temporary toothache management.
Why the Combination Works Better
Ibuprofen reduces inflammation at the source of the pain. Acetaminophen works through a different pathway, blocking pain signals in the central nervous system. Because they target pain in two distinct ways, combining them produces stronger relief than doubling down on either one alone. Multiple randomized controlled trials after wisdom tooth extractions have confirmed this, showing the combination provides greater pain relief with fewer side effects than opioid-based options.
You can buy a combined tablet (250 mg acetaminophen and 125 mg ibuprofen per tablet, taken as two tablets every eight hours, up to six per day). Or you can take standard over-the-counter versions of each drug separately. If you go the separate route, stagger them: take ibuprofen, then acetaminophen a few hours later, alternating throughout the day. This keeps a steadier level of pain control.
Safe Limits to Stay Within
Acetaminophen becomes dangerous to your liver above 4,000 mg in 24 hours. That ceiling drops if you drink alcohol regularly. Ibuprofen can irritate the stomach lining and affect kidney function, especially with prolonged use or dehydration. Take ibuprofen with food when possible. If you have kidney disease, stomach ulcers, or are on blood thinners, ibuprofen may not be safe for you, and acetaminophen alone is the better choice.
Aspirin is another option for adults, but it should never be given to children or teenagers due to the risk of Reye’s syndrome, a rare but serious condition affecting the liver and brain.
Topical Options for Targeted Numbing
Over-the-counter gels containing benzocaine can numb the area around a painful tooth temporarily. They work within a minute or two and last about 15 to 30 minutes. However, the FDA has issued warnings about benzocaine: it can cause a condition called methemoglobinemia, where blood carries significantly less oxygen than normal. This is rare in adults but serious enough that the FDA has banned benzocaine oral products for children under 2 and requires warning labels on all others. If you use a benzocaine gel, apply it sparingly and follow the package directions.
Clove oil is a natural alternative worth trying. Its active compound, eugenol, blocks pain signals in nerve fibers and reduces inflammation by suppressing the same chemical messengers (prostaglandins) that ibuprofen targets. Clove oil has been used for toothaches for centuries, and the science supports it. Dab a small amount on a cotton ball and hold it against the painful tooth. It produces a warm, numbing sensation. The taste is strong, and it can irritate soft tissue if overused, so a little goes a long way.
Home Remedies That Actually Help
A warm saltwater rinse is one of the simplest things you can do while waiting to see a dentist. Dissolve about half a teaspoon of salt in eight ounces of warm water and swish gently for 30 seconds. Salt water kills bacteria through osmosis, pulling water out of bacterial cells. It also shifts the mouth’s pH toward a more alkaline environment where harmful bacteria struggle to survive, and it draws excess fluid out of swollen gum tissue. Repeat several times a day.
A cold compress held against the outside of your cheek (20 minutes on, 20 minutes off) helps with swelling and provides some pain relief by slowing nerve signals in the area. This is especially useful if you notice visible swelling along your jaw.
Why the Pain Won’t Resolve on Its Own
Pain relief buys you time, but it doesn’t fix the underlying problem. A toothache typically signals one of a few things: a cavity that has reached the nerve, inflammation of the tooth’s inner pulp, a cracked tooth, or an infection. Some of these are reversible if treated early. Once the pulp inside a tooth is irreversibly inflamed or infected, though, the tooth needs either a root canal or extraction. No amount of ibuprofen changes that trajectory.
A dental abscess, where infection forms a pocket of pus at the root of the tooth or in the surrounding gum, requires drainage and often antibiotics. Pain from an abscess tends to be throbbing and constant, sometimes radiating to the ear or jaw. You might notice a bad taste in your mouth, sensitivity to hot and cold, or a small bump on the gum near the affected tooth. Antibiotics alone won’t cure it. The source of infection needs to be physically removed.
Signs You Need Emergency Care
Most toothaches warrant a dental appointment within a few days. But certain symptoms mean you should go to an emergency room, not wait for a dentist. If swelling extends beyond the tooth area into your face or down into your neck, that infection is spreading into tissue where it can become life-threatening. Difficulty breathing, trouble swallowing, a fever above 101°F, or an inability to open your mouth are all signs that an infection has progressed beyond what oral antibiotics can manage on their own. These situations can escalate quickly and sometimes require IV treatment or surgical drainage in a hospital setting.
A Practical Plan Until You See a Dentist
Take ibuprofen and acetaminophen together as your baseline pain control. Rinse with warm salt water three to four times a day. Apply clove oil or a benzocaine gel directly to the painful area for breakthrough pain. Use a cold compress if there’s swelling. Sleep with your head slightly elevated to reduce blood pressure to the area, which can ease the throbbing that tends to worsen at night.
Avoid very hot, very cold, or sugary foods and drinks, all of which can trigger sharp pain in an exposed or inflamed nerve. Don’t chew on the affected side. And get to a dentist as soon as you can. The best pain relief for a toothache is ultimately fixing whatever is causing it.