Apixaban and Tiaprofenic Acid: Interaction Details
AI-assisted, pharmacist-reviewed · AI content regenerated Aug 8, 2026 · Source data updated Jul 11, 2026 · Sources: FDA labeling, DDInter 2.0, cited literature
Apixaban
Tiaprofenic Acid
No brand names on record
How we grade severity & evidence
Severity levels
- Contraindicated: These should generally not be used together.
- Major: Potentially serious — often needs a change or close monitoring.
- Moderate: Can be significant — usually manageable with monitoring.
- Minor: Usually limited clinical impact.
Evidence grades
- Established: Well documented — supported by controlled studies or strong clinical data.
- Probable: Good supporting evidence, though not definitively proven.
- Suspected: Some evidence suggests this interaction, but it is not well established.
- Possible: Limited or conflicting evidence; the interaction may occur.
- Theoretical: Predicted from the drugs' pharmacology; not yet confirmed in people.
Ratings come from the documented interaction literature and are reviewed by a pharmacist. They describe the documented risk of the combination, not what will necessarily happen to you — your dose, timing, and health picture all matter.
Eliquis (apixaban) is a blood thinner, and tiaprofenic acid is an anti-inflammatory painkiller (an NSAID). Taken together, they can each make bleeding more likely, so combining them may raise your chance of bleeding more than either one alone. This can show up as easy bruising, nosebleeds, dark or bloody stools, pink or red urine, or bleeding that won't stop.
The good news is this is very manageable. Please don't stop or change either medicine on your own. Talk with your pharmacist or doctor, who can decide the safest pain option for you and watch you more closely. Call right away if you notice unusual bleeding.
Interaction: Additive effect on hemostasis. Apixaban (direct oral factor Xa inhibitor) plus tiaprofenic acid (NSAID, which impairs platelet function and can cause GI mucosal injury) produces a pharmacodynamic additive bleeding risk. Neither is a prodrug relevant here; the effect is PD, not PK.
- Direction: Increased bleeding risk versus either agent alone.
- Evidence: Theoretical; severity rated major.
- Onset: Unspecified.
- Management: Monitor for signs/symptoms of bleeding (GI, mucocutaneous, drops in Hgb/Hct). Special caution with neuraxial anesthesia or spinal puncture given risk of epidural/spinal hematoma. Consider alternative analgesia (e.g., acetaminophen) or gastroprotection where NSAID is needed.
What happens
An increased risk of bleeding
Interaction Deep Dive
Taking an anticoagulant together with an NSAID can raise the likelihood of serious bleeding compared with either agent used by itself1234, and in patients receiving neuraxial anesthesia or undergoing spinal puncture it can heighten the risk of epidural or spinal hematomas, which may lead to long-term or permanent paralysis5. When these agents are given concurrently, watch for signs of bleeding124.
Why it happens (mechanism)
Additive effect on hemostasis
How to manage this interaction
Both medicines can be used together when your care team decides it's needed, but they will take steps to keep you safe.
- Keep taking both exactly as prescribed unless your prescriber tells you otherwise.
- Your team may monitor you more closely for bleeding, and the plan can be individualized to you (for example, choosing a different pain reliever or adding stomach protection).
- Watch for and report: unusual bruising, nosebleeds, black or bloody stools, red/brown urine, or bleeding that won't stop.
- Tell any provider about this combination before surgery, spinal injections, or spinal taps, because of a rare risk of spinal bleeding.
Raise any questions with your pharmacist or doctor.
Management is individual — confirm any change with your pharmacist or prescriber.
Common questions
Can I take Apixaban and Tiaprofenic Acid together?
Combining Eliquis (apixaban) with the NSAID tiaprofenic acid can add up to a higher bleeding risk, so keep both only under your care team's guidance, watch for signs of bleeding, and ask about a safer pain option. Always confirm with your pharmacist or prescriber before making any change.
How serious is the Apixaban and Tiaprofenic Acid interaction?
It is rated major. Potentially serious — often needs a change or close monitoring.
How quickly could this interaction happen?
The documented onset is "unspecified". The timing of this interaction is not well characterized.
How is the Apixaban and Tiaprofenic Acid interaction managed?
Both medicines can be used together when your care team decides it's needed, but they will take steps to keep you safe. Keep taking both exactly as prescribed unless your prescriber tells you otherwise. Your team may monitor you more closely for bleeding, and the plan can be individualized to you (for example, choosing a different pain reliever or adding stomach protection). Watch for and report:… Management is individual — always follow your own care team's guidance.
How strong is the evidence for this interaction?
The evidence is graded "theoretical". Predicted from the drugs' pharmacology; not yet confirmed in people.
From our Q&A
Real reader questions about these medications, each personally answered by our pharmacist:
Questions for your pharmacist
- Does my dose of Apixaban or Tiaprofenic Acid need adjusting while I take them together?
- What symptoms should prompt me to call you or my prescriber right away?
- Does the timing of my doses matter for this combination?
- Is there a safer alternative to one of these medications for me?
References (5)
- Product Information: CALDOLOR(R) intravenous injection, ibuprofen intravenous injection. Cumberland Pharmaceuticals Inc. (per FDA), Nashville, TN, 2016. DailyMed
- Product Information: CELEBREX(R) oral capsules, celecoxib oral capsules. GD Searle LLC (per FDA), New York, NY, 2016. DailyMed
- Product Information: COUMADIN(R) oral tablets, intravenous injection powder for solution, warfarin sodium oral tablets, intravenous injection powder for solution. Bristol-Myers Squibb Company (per manufacturer), Princeton, NJ, 2015. DailyMed
- Product Information: COMBOGESIC(R) oral tablets, acetaminophen ibuprofen oral tablets. AFT Pharmaceuticals Inc (per FDA), Highland, MD, 2023. DailyMed
- Product Information: PRADAXA(R) oral capsules, dabigatran etexilate oral capsules. Boehringer Ingelheim Pharmaceuticals Inc (per FDA), Ridgefield, CT, 2023. DailyMed
Keep reading about Apixaban
Keep reading about Tiaprofenic Acid
These medications also interact with supplements
Prescription drugs aren't the whole picture — herbal and dietary supplements can interact with them too. From the evidence-graded Natural Medicines database:
major · moderate · minor — check everything you take with our drug–supplement interaction checker.
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