Motrin (ibuprofen) is one of the most effective over-the-counter options for teething pain, but it’s only approved for infants 6 months and older. Since most babies start teething between 4 and 7 months, age matters when deciding whether Motrin is the right choice for your child.
Why Motrin Works Well for Teething
Teething pain comes from inflammation in the gums as teeth push through. Motrin is ibuprofen, which reduces both pain and inflammation, making it particularly well-suited for this type of discomfort. Acetaminophen (Tylenol) relieves pain but doesn’t target inflammation the same way, which is why many parents find Motrin more effective during tough teething episodes.
That said, clinical evidence shows the two medications perform similarly for pain relief. A meta-analysis of pediatric trials found comparable pain reduction at both 2 and 4 hours after a single dose. Where ibuprofen pulls ahead is duration: it can be dosed every 6 to 8 hours compared to every 4 to 6 hours for acetaminophen, meaning longer stretches of comfort, especially overnight. Ibuprofen also outperformed acetaminophen for fever reduction at 2, 4, and 6 hours post-dose, which is useful since low-grade fever sometimes accompanies teething.
The Age Cutoff: 6 Months Minimum
The FDA has not approved ibuprofen for babies under 6 months old, and the American Academy of Pediatrics (AAP) echoes this guidance. For younger teethers, acetaminophen (Tylenol) is the standard recommendation since it’s cleared for use starting at 2 months in most cases. Some research suggests short-term ibuprofen use may be safe in infants as young as 3 months who weigh at least 11 to 13 pounds, but this applies mainly to clinical settings and shouldn’t guide at-home decisions without a pediatrician’s input.
If your baby is between 4 and 6 months and teething hard, stick with acetaminophen or non-drug methods until they hit the 6-month mark.
Dosing Basics
Infant Motrin is dosed by weight, not age. The product box includes a dosing chart, but your pediatrician’s office can give you the most accurate dose based on your baby’s last weigh-in. The standard interval is every 6 to 8 hours, and you should not exceed three doses in 24 hours. Always use the measuring syringe that comes with the product rather than a kitchen spoon.
Give ibuprofen with a small amount of food or milk if your baby tends to spit up, since it can irritate an empty stomach. Keeping your baby well-hydrated is important whenever they’re taking ibuprofen, because the medication can stress the kidneys in a dehydrated child.
Side Effects to Watch For
At recommended doses for short periods, ibuprofen is very safe for most infants over 6 months. The most common issue is mild stomach upset. Serious side effects are rare but worth knowing about:
- Stomach problems: Vomiting blood or very dark/black stool could indicate a stomach ulcer. Stop the medication and call your doctor.
- Kidney concerns: A noticeable decrease in wet diapers or blood in the urine warrants prompt medical attention. This risk goes up if your baby is dehydrated from illness or not drinking enough.
- Breathing changes: Ibuprofen can worsen asthma symptoms in some children.
- Allergic reaction: Swelling of the lips, mouth, or tongue, difficulty breathing, or skin turning pale or blue requires emergency care.
Should You Alternate Motrin and Tylenol?
Many parents have heard about alternating ibuprofen and acetaminophen every 3 hours to keep pain relief constant. The AAP actually advises against doing this routinely. The main concern is dosing confusion: juggling two medications with different schedules and doses increases the chance of accidentally giving too much of one.
The better approach is to use one medication at the correct dose and interval first. If a single medication at the right dose isn’t cutting it, a short stint of alternating can be reasonable. But for most teething episodes, one medication used properly does the job.
Non-Drug Options That Actually Help
Motrin doesn’t need to be your first move every time your baby is fussy from teething. Several drug-free strategies work well on their own or alongside medication for especially rough days.
Gum pressure is one of the simplest and most effective tools. Rubbing your baby’s gums with a clean finger or damp gauze for about two minutes can noticeably ease discomfort, and you can do it as often as needed. Chilled (not frozen) teething rings, pacifiers, or wet washcloths also soothe inflamed gums. Avoid putting these items in the freezer, since frozen objects can cause frostbite on delicate gum tissue.
For babies over 12 months, you can wrap a small piece of ice in a wet cloth and rub it on the gums, or offer chilled soft fruit like banana in a mesh feeder. Hard foods are a choking hazard and should be avoided.
If your baby is breastfeeding but refuses the breast because of sore gums, try offering expressed milk from a cup, spoon, or syringe until the worst of the teething episode passes.
Products to Avoid
The FDA has issued warnings against homeopathic teething tablets, including products previously sold by Hyland’s and CVS. Testing revealed that some tablets contained inconsistent and dangerously high levels of belladonna, a toxic plant extract. These products have been linked to adverse events in children and should not be used.
Topical numbing gels containing benzocaine (such as Orajel) are also discouraged for children under 2. Benzocaine can cause a rare but serious condition where the blood’s ability to carry oxygen drops suddenly. Sticking with oral ibuprofen or acetaminophen, combined with the non-drug strategies above, is both safer and more effective than numbing gels for most babies.