Apixaban, sold as Eliquis, is a widely used blood thinner in a group called direct oral anticoagulants (DOACs). Compared with warfarin, it usually needs no routine INR testing and has fewer food restrictions—but it is not free of interactions or bleeding risk. Understanding apixaban interactions and side effects helps you use it safely and know what to bring up with your pharmacist.
Key takeaways about apixaban
- Apixaban is a DOAC that usually needs no routine INR blood testing.
- It has fewer diet restrictions than warfarin but still interacts with some drugs and supplements.
- Aspirin, NSAIDs, and other blood thinners can add to bleeding risk.
- St. John's Wort and certain other products can affect its blood levels.
- Never stop it suddenly without medical guidance.
Interactions to review
MedlinePlus notes that combining apixaban with other medicines that affect bleeding or clotting—such as aspirin, other NSAIDs, and additional anticoagulants—can increase bleeding risk. Certain other medicines and the supplement St. John's Wort can change apixaban levels in the blood. Because the specifics depend on your exact medicines, a pharmacist review is the reliable way to check.
Side effects and warning signs
- Bleeding that is unusual, heavy, or does not stop.
- Pink, red, or brown urine, or black or bloody stools.
- Coughing up or vomiting blood, or material that looks like coffee grounds.
- Severe headache, dizziness, or weakness after a fall or injury.
Seek medical care for signs of serious bleeding. This is not a complete list of side effects—read the patient information for your product and ask your pharmacist about anything you notice.
How MedSafeScan helps
MedSafeScan lets you keep apixaban alongside OTC pain relievers and supplements in one profile, making it easier to catch a product like aspirin or St. John's Wort before it is combined. Use any interaction result as a prompt to talk with your pharmacist or prescriber.
MedSafeScan provides informational guidance only and is not a substitute for professional medical advice. Always consult your healthcare provider before making any changes to your medications.
Quick answers
Does apixaban have the same food restrictions as warfarin?
Apixaban does not require the vitamin K food consistency that warfarin does, and it usually does not need regular INR blood tests. It still has drug and supplement interactions and a bleeding risk, so it is not restriction-free—just different from warfarin.
What increases bleeding risk with apixaban?
Combining apixaban with aspirin, other NSAIDs, or additional blood thinners can raise bleeding risk. Some other medicines and supplements can also affect its blood levels. Report any new product to your prescriber or pharmacist, and seek care for unusual or heavy bleeding.
Can I stop apixaban if I feel fine?
Stopping a blood thinner on your own can be dangerous because it may raise the risk of a clot or stroke. If you have concerns about side effects or an upcoming procedure, talk to your prescriber about the safest plan rather than stopping suddenly.
Sources and further reading
These public resources are provided for background reading. They do not replace advice from your pharmacist, doctor, or other licensed healthcare professional.
- MedlinePlus: Apixaban
- MedlinePlus: Blood Thinners
- NIH National Center for Complementary and Integrative Health: St. John's Wort
Last reviewed: September 17, 2026