Does Eliquis Interact with Fish Oil?
Yes, Eliquis (apixaban), a blood thinner, can interact with fish oil supplements, which contain omega-3 fatty acids like EPA and DHA. Fish oil has mild anticoagulant effects that may enhance Eliquis's ability to prevent blood clots, raising bleeding risk. This interaction is moderate, per drug interaction databases, and stems from both substances inhibiting platelet aggregation and prolonging clotting time.[1][2]
How Serious Is the Risk?
The risk involves increased bruising, nosebleeds, or gastrointestinal bleeding, especially at high fish oil doses (over 3 grams daily of EPA/DHA). Clinical case reports link combined use to excessive anticoagulation, though large trials like REDUCE-IT (using prescription fish oil) show no major issues with similar drugs when monitored. Always check INR or consult a doctor for personalized assessment.[1][3]
What Do Doctors Recommend?
Physicians often advise caution: limit fish oil to 1-2 grams daily or avoid it if on Eliquis, particularly before surgery. Space doses if use is unavoidable (e.g., fish oil in morning, Eliquis at night). No FDA-mandated warning exists, but labels urge discussing supplements.[2][4]
Evidence from Studies and Databases
- Drugs.com rates it 'moderate': Monitor for bleeding; adjust doses if needed.[1]
- A 2017 review in Current Opinion in Clinical Nutrition notes omega-3s amplify DOAC effects like apixaban in vitro.[5]
- No dedicated Eliquis-fish oil trials, but meta-analyses confirm heightened bleed risk with anticoagulants.[3]
Alternatives to Fish Oil on Eliquis
Opt for dietary omega-3s from salmon or walnuts, which pose lower risk than concentrated supplements. Prescription alternatives like Vascepa (icosapent ethyl) may be safer under supervision for high triglycerides.[4]
When to Talk to Your Doctor
Before starting fish oil, inform your provider about Eliquis dose, other meds (e.g., aspirin), and conditions like ulcers. They may recommend blood tests or switches like plant-based omega sources.[2]
Sources
[1]: Drugs.com - Eliquis and Fish Oil Interaction
[2]: WebMD - Apixaban Interactions
[3]: PubMed - Omega-3 and Anticoagulants Review
[4]: FDA Eliquis Label
[5]: Current Opinion in Clinical Nutrition - Omega-3 Effects