Adults can take Advil (ibuprofen) every 4 to 6 hours as needed for pain, with a standard dose of 200 to 400 mg each time. The key limits: no more than 1,200 mg in 24 hours when using it over the counter, and no more than 10 consecutive days without checking in with a doctor.
Standard Adult Dosing Schedule
For general pain like headaches, muscle aches, or toothaches, the standard adult dose is 200 to 400 mg every 4 to 6 hours. Most over-the-counter Advil tablets contain 200 mg, so that means one to two tablets per dose. You don’t need to take it on a strict schedule. The “as needed” part matters: if your pain fades after one dose, skip the next one.
Menstrual cramps are an exception. Because the pain tends to be more intense and consistent, the recommended dose is 400 mg every 4 hours as needed. This tighter interval means you could end up taking more in a day, but you should still stay within the daily ceiling.
For chronic conditions like osteoarthritis or rheumatoid arthritis, doctors sometimes prescribe higher daily amounts, up to 3,200 mg divided into three or four doses throughout the day. That’s a prescription-level regimen, not something to do on your own with over-the-counter bottles.
How Long Each Dose Lasts
A single dose of Advil starts working within 30 to 60 minutes and provides relief for roughly 4 to 6 hours. That’s why the dosing window matches that range. If your pain returns after 4 hours, you can take another dose. If you’re still comfortable at 6 hours, there’s no reason to take more.
Liqui-Gel capsules may provide slightly faster meaningful relief compared to standard tablets, particularly in the 60- to 120-minute window after taking them. But the overall duration of action is the same, so the dosing frequency doesn’t change based on formulation.
Daily and Weekly Limits
For over-the-counter use, the practical ceiling is 1,200 mg per day, which works out to three doses of 400 mg or six individual 200 mg tablets. Going beyond that enters prescription territory and carries a meaningfully higher risk of stomach problems.
Duration matters just as much as daily dose. You shouldn’t take Advil for more than 10 consecutive days for pain, or more than 3 consecutive days for fever. If you still need it after that point, something else is going on that deserves a closer look.
Dosing for Children
Children’s Advil follows a different schedule: every 6 to 8 hours, not every 4 to 6. The longer interval reflects how children’s bodies process the drug. Doses are based on your child’s weight first, age second. If you know their weight, use that over the age chart on the box for a more accurate dose.
Ibuprofen is not recommended for babies under 6 months old. The FDA hasn’t approved it for that age group, and it hasn’t been established as safe for infants that young.
Taking Advil With or Without Food
You’ve probably heard you should always take ibuprofen with food. At lower doses (up to 1,200 mg daily for up to a week), there’s actually no scientific evidence that food prevents stomach irritation. Taking it on an empty stomach gets it into your system faster, which means quicker relief.
This changes at higher doses. Above 1,200 mg per day, including prescription-strength regimens, the risk of stomach irritation jumps to 2 to 3 times higher. At those levels, taking it with food or a full glass of water is a reasonable precaution.
Risks of Taking It Too Often
The two main concerns with frequent ibuprofen use are stomach bleeding and cardiovascular problems. The risk of stomach bleeding goes up if you’re over 60, have a history of ulcers, take blood thinners or steroids, use other anti-inflammatory drugs at the same time, or regularly drink three or more alcoholic drinks a day. Warning signs include feeling faint, vomiting blood, or noticing black or bloody stools.
Long-term continuous use also raises the risk of heart attack and stroke. This isn’t a concern for the occasional headache, but it becomes relevant if you find yourself reaching for Advil daily over weeks or months. The pattern to watch for is when short-term “as needed” use quietly becomes a daily habit. If that’s happening, it’s worth exploring what’s driving the pain rather than continuing to manage it with ibuprofen alone.