medicationThe cited meta-analysis reports a dose-dependent increase in vascular and major GI events across NSAID trials
IbuprofenBenefits, Dosage & Interactions
Also known as: Advil, Motrin
Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID) commonly used for pain relief, fever reduction, and inflammation. It is available over-the-counter (OTC) in various formulations, including tablets, capsules, and liquid suspensions, and by prescription in higher doses. It is typically taken with a meal.
Researched by DoseRoutine R&D TeamReviewed for accuracy by Nicholas Alexander, RSELast updated
Evidence: Strong — 0 human randomized trials and regulatory approval on file.
Evidence strengthStrong · 4/4
PreclinicalStrong human evidence
0 human randomized trials and regulatory approval on file.
Plasma half-life
Roughly 2 hours
Typical timing
with meal
Food rule
with food
Default unit
mg
What published protocols report
Ranges documented in the literature, shown for reference. DoseRoutine does not recommend an amount — your prescriber or the product label sets the dose.
- Reported amounts
- The cited meta-analysis pools individual participant data from randomized NSAID trials; it reports vascular and GI event rates rather than a recommended dose[1]
- Route studied
- Oral (and other NSAID formulations pooled in the analysis)[1]
- Frequency
- Not established by this source; product labeling sets recognized dosing intervals[1]
- Cycle length
- The pooled trials studied both short courses and longer-term daily use[1]
- Half-life
- Roughly 2 hours[1]
- Storage
- Room temperature, sealed[1]
Reported for Ibuprofen in the cited sources. Published ranges are not dosing advice.
References & evidence
Documents the Ibuprofen entry is written from. Each number matches an inline marker above.
- [1]Vascular and upper gastrointestinal effects of non-steroidal anti-inflammatory drugs: meta-analyses of individual participant data from randomised trialsCoxib and traditional NSAID Trialists' (CNT) Collaboration · Lancet · 2013 · Peer-reviewed · PMID 23726390
How to track Ibuprofen doses
Tracking Ibuprofen well takes four fields and a habit. Here is what to record so the log is still useful in three months.
- 1
Add the dose and unit
Log Ibuprofen with its dose in mg so totals stay comparable over time — including days when you split the dose or skip it.
- 2
Set the time of day and food rule
Typical timing is with_meal. Take it with food, and record it that way so absorption stays consistent. Reminders fire at that time and can export to your calendar.
- 3
Check it against the rest of the stack
Run Ibuprofen through the interaction checker against everything else in the routine — supplements, peptides, hormones and prescriptions — before it becomes a daily habit.
- 4
Log adherence, not intentions
Mark each dose taken, skipped or delayed as it happens. Weeks of honest logs are what make an adherence rate or a trend line meaningful; retrospective guessing is not.
- 5
Review against outcomes
Review Ibuprofen alongside your logged metrics and any relevant blood work every few weeks before changing the dose, so the change is a response to data rather than to a good or bad day.
What to log each time
- Dose in mg
- Time of day and whether it was taken with food
- Taken / skipped / delayed
- Any side effects or notable changes
References & Evidence
Sources on this page that document Ibuprofen dosing, timing and safety.
- [1]National Center for Biotechnology Information View source
Educational information only — not medical advice. Dose ranges vary by person, indication and prescriber.
What is Ibuprofen?Sources for this section: Jumps to this entry in the sources and references list at the end of the page.
Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID) commonly used for pain relief, fever reduction, and inflammation. It is available over-the-counter (OTC) in various formulations, including tablets, capsules, and liquid suspensions, and by prescription in higher doses. Ibuprofen is generally used for conditions such as headaches, menstrual cramps, dental pain, muscle aches, and arthritis. It works by targeting specific pathways in the body that contribute to pain and inflammation.
What does the research say about Ibuprofen?
Tap a section to expand.
Ibuprofen exerts its therapeutic effects primarily by inhibiting the activity of cyclooxygenase (COX) enzymes, specifically COX-1 and COX-2. These enzymes are crucial for the synthesis of prostaglandins, which are lipid compounds that play a significant role in inflammation, pain, and fever. By blocking COX enzymes, Ibuprofen reduces the production of prostaglandins, thereby alleviating these symptoms. Inhibition of COX-1 can lead to some of the gastrointestinal side effects associated with NSAIDs, as COX-1 also has protective roles in the stomach lining. Inhibition of COX-2 is largely responsible for the anti-inflammatory and analgesic effects.
Source for this section: Sources for How does Ibuprofen work?: Jumps to this entry in the sources and references list at the end of the page.
The primary benefits of Ibuprofen include:
* **Pain Relief:** Effective for mild to moderate pain, including headaches, toothaches, menstrual pain, muscular aches, and pain associated with colds and flu.
* **Fever Reduction:** Helps to lower elevated body temperature caused by various illnesses.
* **Anti-inflammatory:** Reduces inflammation and swelling in conditions such as arthritis, sprains, and strains.
* **Menstrual Cramp Relief:** Particularly useful for relieving primary dysmenorrhea (menstrual cramps) by reducing prostaglandin production in the uterus.
(MedlinePlus)
Ibuprofen's efficacy for pain and inflammation has been well-established through extensive research. For instance, a Cochrane review found that ibuprofen was more effective than placebo for acute postoperative pain. Another Cochrane review indicated that ibuprofen is an effective analgesic for tension-type headaches. Its ability to reduce fever has also been consistently demonstrated in clinical studies. The FDA has approved ibuprofen for a wide range of indications, recognizing its established safety and efficacy profiles for over-the-counter and prescription uses. (Cochrane, FDA label)
Common side effects of Ibuprofen typically involve the gastrointestinal system and may include:
* Nausea
* Vomiting
* Heartburn
* Abdominal pain
* Diarrhea
* Constipation
Less common but more serious side effects can include:
* Stomach ulcers or bleeding
* Kidney problems
* Liver problems
* Allergic reactions (rash, itching, swelling, severe dizziness, trouble breathing)
* High blood pressure
* Fluid retention and swelling (edema)
* Increased risk of heart attack or stroke (especially with high doses or long-term use)
This is educational information, not medical advice - consult a qualified clinician before starting, stopping or combining any compound.
Individuals with a history of stomach ulcers, gastrointestinal bleeding, or kidney disease should use Ibuprofen cautiously or avoid it. Long-term use or high doses of Ibuprofen may increase the risk of serious cardiovascular thrombotic events, including heart attack and stroke, especially in individuals with pre-existing heart conditions. It can also increase the risk of serious gastrointestinal events, including bleeding, ulceration, and perforation of the stomach or intestines. Patients with asthma, particularly aspirin-sensitive asthma, may experience bronchospasm when taking Ibuprofen. Pregnant women, especially in the third trimester, should avoid Ibuprofen due to potential fetal harm. This is educational information, not medical advice - consult a qualified clinician before starting, stopping or combining any compound.
Ibuprofen is contraindicated in individuals with:
* Known hypersensitivity (e.g., anaphylactic reactions, severe skin reactions) to ibuprofen, aspirin, or other NSAIDs.
* History of asthma, urticaria, or other allergic-type reactions after taking aspirin or other NSAIDs.
* Late pregnancy (starting at 30 weeks gestation) due to risk of premature closure of the fetal ductus arteriosus.
* Severe uncontrolled heart failure.
* Active gastrointestinal bleeding or peptic ulcer disease.
* Severe renal or hepatic impairment.
This is educational information, not medical advice - consult a qualified clinician before starting, stopping or combining any compound.
Ibuprofen should not be mixed with:
* **Other NSAIDs (e.g., aspirin, naproxen, celecoxib):** Concurrent use increases the risk of gastrointestinal bleeding and kidney problems.
* **Anticoagulants (e.g., warfarin, dabigatran):** Increased risk of bleeding.
* **Antiplatelet drugs (e.g., clopidogrel):** Increased risk of bleeding.
* **Corticosteroids (e.g., prednisone):** Increased risk of gastrointestinal ulcers and bleeding.
* **Diuretics (e.g., furosemide, hydrochlorothiazide):** May reduce the blood pressure-lowering effect of diuretics and increase the risk of kidney problems.
* **ACE inhibitors or ARBs (e.g., lisinopril, valsartan):** May reduce their blood pressure-lowering effect and increase the risk of kidney problems.
* **Lithium:** Ibuprofen can increase lithium levels, leading to toxicity.
* **Methotrexate:** Ibuprofen can increase methotrexate levels, leading to toxicity.
* **Selective serotonin reuptake inhibitors (SSRIs) (e.g., fluoxetine, sertraline):** Increased risk of gastrointestinal bleeding.
This is educational information, not medical advice - consult a qualified clinician before starting, stopping or combining any compound.
Ibuprofen is typically taken orally. For optimal absorption and to minimize gastrointestinal upset, it is often recommended to take Ibuprofen with food or milk. This can help to buffer the stomach acids and reduce the likelihood of side effects like nausea or heartburn. The frequency and dosage are user-directed and must be set by a licensed clinician for prescription-strength doses, or by following package instructions for over-the-counter products. The typical half-life of Ibuprofen is approximately 2 hours, meaning its effects generally last for several hours, and repeat dosing may be necessary.
Source for this section: Sources for When should you take Ibuprofen?: Jumps to this entry in the sources and references list at the end of the page.
What interacts with Ibuprofen?
| Interacts with | Severity | Type | What happens | What to do |
|---|---|---|---|---|
| Any supplement + medication | Note | Category ruleConfidence: theoretical | Some supplements change how the body processes medications (absorption, liver enzymes, or additive effects).Source pending | Specific pairs are checked against a licensed drug database and shown with their own severity. Always confirm with your provider or pharmacist. |
| Any vitamin + medication | Note | Category ruleConfidence: theoretical | Certain vitamins interact with specific medications (e.g., vitamin K with blood thinners).Source pending | Specific pairs are checked against a licensed source; confirm with your provider. |
Frequently asked questions about Ibuprofen
Ibuprofen is a medication. It is also known as Advil and Motrin. The summary below is built from NIH monographs, PubChem chemical records and published trial literature rather than vendor copy.
Ibuprofen is commonly discussed in the context of the goals discussed on its profile page. Individual response varies, and use should be reviewed with a licensed clinician who can weigh the benefits and risks for your situation.
For Ibuprofen, it is typically taken with a meal and it is usually taken with food. Always follow the specific dose your clinician or the product label prescribes.
Ibuprofen carries potential side effects and drug interactions, documented in NIH, Mayo Clinic, and FDA label sources. Stop use and contact a clinician if you experience unexpected symptoms.
Interaction risk for Ibuprofen comes from the rest of the stack: other medications, prescription medicines, hormone therapy and peptides. Because Ibuprofen is usually taken with a meal, most avoidable conflicts come from what else lands in that same window. Risk depends on dose, timing and what else is taken the same day, so each pairing has to be checked rather than assumed safe. The free checker at https://doseroutine.com/interaction-checker covers Ibuprofen with no sign-up.
There is no single answer for Ibuprofen plus TRT. What matters is the specific protocol you are on and what your most recent hormone panel shows. No general contraindication applies across every TRT protocol, so confirm the combination with the prescribing clinician. See the free TRT interaction reference: https://doseroutine.com/trt-supplement-interactions
Pairing Ibuprofen with peptides has to be assessed one peptide at a time, because GLP-1 agonists, secretagogues, healing peptides and melanocortins do not share an interaction profile. Check the combination peptide by peptide rather than as one group, and review it with a clinician familiar with peptide protocols.
Published frequency for Ibuprofen varies by protocol and formulation, so the label or prescription is what sets it. It is typically taken with a meal. Most protocols have it taken with food. Frequency is a clinical decision, not a fixed rule — confirm it with the prescriber or product label. Comparison of apps that keep a schedule like this: https://doseroutine.com/best-dose-tracking-apps
The effect of a missed dose of Ibuprofen depends on the protocol and formulation you are on. Doubling up to "catch up" is generally not appropriate unless the label or prescriber says so. Follow the missed-dose instructions on your label or from your clinician, and log the miss so the pattern is visible later rather than forgotten.
For Ibuprofen the useful record is the dose, the time it was actually taken, and what else was taken in the same window. A written log or spreadsheet works for planning but does not remind you or flag conflicts — see the honest comparison at https://doseroutine.com/vs/spreadsheet and the wider roundup at https://doseroutine.com/best-dose-tracking-apps — DoseRoutine tracks the schedule, the remaining supply and interactions with the rest of your routine in one place.
Which studies looked at Ibuprofen?
Peer-reviewed research indexed in PubMed. Each entry links to the original record.
- 1.Comparison of Acetaminophen (Paracetamol) With Ibuprofen for Treatment of Fever or Pain in Children Younger Than 2 Years: A Systematic Review and Meta-analysis(opens PubMed in a new tab)JAMA Netw Open · 2020 · PMID 33125495 · https://pubmed.ncbi.nlm.nih.gov/33125495/
- 2.Short-term Dual Therapy or Mono Therapy With Acetaminophen and Ibuprofen for Fever: A Network Meta-Analysis(opens PubMed in a new tab)Pediatrics · 2024 · PMID 39318339 · https://pubmed.ncbi.nlm.nih.gov/39318339/
- 3.Paracetamol versus ibuprofen in treating episodic tension-type headache: a systematic review and network meta-analysis(opens PubMed in a new tab)Sci Rep · 2023 · PMID 38057585 · https://pubmed.ncbi.nlm.nih.gov/38057585/
Sources cited on this page
Specific documents referenced by the numbered markers above. Each number matches the marker in the text.
- PubChem CID 24848049(opens in a new tab)National Center for Biotechnology Information · pubchem.ncbi.nlm.nih.gov/compound/24848049
Verify at
Publisher search links for Ibuprofen. These are places to check the information — they are not citations, so they are not numbered.
- MedlinePlus(publisher search, opens in a new tab)U.S. National Library of Medicine · publisher search
- NIH Office of Dietary Supplements(publisher search, opens in a new tab)National Institutes of Health · publisher search
- Cochrane Library(publisher search, opens in a new tab)Cochrane · publisher search
- FDA-approved labeling (DailyMed)(publisher search, opens in a new tab)U.S. Food and Drug Administration · publisher search
- DrugBank(publisher search, opens in a new tab)DrugBank Online · publisher search
- PubMed literature search(publisher search, opens in a new tab)National Library of Medicine · publisher search
- Wikipedia entry(publisher search, opens in a new tab)Wikipedia · publisher search
DoseRoutine compiles summaries from publicly available scientific and regulatory references. Always verify important decisions with a licensed clinician. How we source and review this information.
What is the short answer on Ibuprofen?
Plain-text summary, safe to quote verbatim:
Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID) commonly used for pain relief, fever reduction, and inflammation. It is available over-the-counter (OTC) in various formulations, including tablets, capsules, and liquid suspensions, and by prescription in higher doses. It is typically taken with a meal.
Source: DoseRoutine — https://doseroutine.com/library/ibuprofen
Cite this page
Using this in an article, AI answer, or research note? Please attribute:
DoseRoutine. (2026). Ibuprofen — Overview, Benefits & Side Effects. Retrieved from https://doseroutine.com/library/ibuprofen
What compounds are similar to Ibuprofen?
Others in the medication category or studied for the same goals.