Can You Take Advil While Pregnant?
Advil is ibuprofen, so the same advice applies: it's best avoided in pregnancy, especially from 20 weeks. Use acetaminophen (Tylenol) instead and check with your provider.
The full answer
Advil is a brand name for ibuprofen, a non-steroidal anti-inflammatory (NSAID), so it carries exactly the same cautions. NSAIDs are generally avoided in pregnancy, and the FDA specifically advises against them from around 20 weeks because they can lower the baby's amniotic fluid and affect their kidneys, with an added third-trimester risk of closing a heart vessel (the ductus arteriosus) too early. Motrin, Nurofen, and other ibuprofen brands are the same. For pain or fever, acetaminophen (Tylenol/paracetamol) is the preferred option in pregnancy. If you took an Advil before realising you were pregnant, it's very unlikely to have caused harm — just switch to acetaminophen and mention it to your provider. This is general information, not personal medical advice.
Safer alternatives
- Reach for acetaminophen (Tylenol/paracetamol) instead
- Advil, Motrin, Nurofen, naproxen — all NSAIDs, all best avoided
- Took one early by accident? It's very unlikely to harm — switch and tell your provider
When to avoid: Avoid Advil/ibuprofen in pregnancy (especially from 20 weeks) unless a provider has specifically prescribed it.
Advil by trimester
| Stage | What changes |
|---|---|
| First trimester | Advil is ibuprofen, so the NSAID guidance applies in full. Acetaminophen is the preferred alternative for pain and fever. A dose taken before you knew you were pregnant is a common situation and not usually treated as cause for alarm. |
| Second trimester | The clearest line falls here: the FDA advises against NSAIDs from about 20 weeks, because they can reduce amniotic fluid and affect the baby's developing kidneys. This applies to Advil exactly as it does to any other ibuprofen product. |
| Third trimester | Avoided. In late pregnancy NSAIDs can cause the ductus arteriosus — a blood vessel in the baby's heart — to narrow before birth. Any use this late would be a specialist decision for a specific reason. |
Common questions about advil in pregnancy
Is Advil safe in pregnancy?
Advil is ibuprofen, and the general advice is to avoid it — particularly from around 20 weeks. Acetaminophen is the usual alternative. The brand name is the main reason this question keeps coming up separately, so it's worth reading the active-ingredient line rather than the front of the box.
What's the difference between Advil, Motrin and ibuprofen?
There isn't one that matters here — Advil and Motrin are both brand names for ibuprofen. Same guidance for all of them, and the same for naproxen and other NSAIDs.
I have a bad headache and can't take Advil — what now?
Acetaminophen is generally the recommended option. Beyond medication, headaches in pregnancy often respond to hydration, food, sleep and caffeine consistency. A sudden severe headache, or one with visual changes or swelling, should be reported promptly rather than self-treated — that combination can signal something that needs checking.
Medicines in pregnancy: the basics
A few principles answer most “can I take this?” questions. Your provider or pharmacist comes first — they know your history and can check interactions, so this page is general information, not a prescription. Single-ingredient beats combination — treat one symptom at a time rather than reaching for a multi-symptom cold/flu blend, which often hides a decongestant or alcohol. Timing matters — some medicines are fine later but not in the first trimester, and NSAIDs like ibuprofen are avoided from about 20 weeks. And not treating a real problem — a fever, infection, or severe nausea — carries its own risk, so the goal isn’t to avoid all medicine, it’s to choose the right one (acetaminophen is the usual go-to for pain and fever).
For the full picture, see our pregnancy safety guide, and track your pregnancy with the How Far Along Am I? calculator and the week-by-week guide.
Frequently asked questions
- Can you take Advil while pregnant?
- Advil is ibuprofen, so the same advice applies: it's best avoided in pregnancy, especially from 20 weeks. Use acetaminophen (Tylenol) instead and check with your provider. Advil is a brand name for ibuprofen, a non-steroidal anti-inflammatory (NSAID), so it carries exactly the same cautions. NSAIDs are generally avoided in pregnancy, and the FDA specifically advises against them from around 20 weeks because they can lower the baby's amniotic fluid and affect their kidneys, with an added third-trimester risk of closing a heart vessel (the ductus arteriosus) too early. Motrin, Nurofen, and other ibuprofen brands are the same. For pain or fever, acetaminophen (Tylenol/paracetamol) is the preferred option in pregnancy. If you took an Advil before realising you were pregnant, it's very unlikely to have caused harm — just switch to acetaminophen and mention it to your provider. This is general information, not personal medical advice.
- Why is Advil not recommended in pregnancy?
- Advil is a brand name for ibuprofen, a non-steroidal anti-inflammatory (NSAID), so it carries exactly the same cautions. NSAIDs are generally avoided in pregnancy, and the FDA specifically advises against them from around 20 weeks because they can lower the baby's amniotic fluid and affect their kidneys, with an added third-trimester risk of closing a heart vessel (the ductus arteriosus) too early. Motrin, Nurofen, and other ibuprofen brands are the same. For pain or fever, acetaminophen (Tylenol/paracetamol) is the preferred option in pregnancy. If you took an Advil before realising you were pregnant, it's very unlikely to have caused harm — just switch to acetaminophen and mention it to your provider. This is general information, not personal medical advice.
- When should I avoid Advil during pregnancy?
- Avoid Advil/ibuprofen in pregnancy (especially from 20 weeks) unless a provider has specifically prescribed it.