Does Eliquis Interact with Grapefruit?
No, Eliquis (apixaban) does not have a significant interaction with grapefruit. Unlike some statins or calcium channel blockers metabolized primarily by CYP3A4, Eliquis relies mainly on CYP3A4 to a lesser extent (about 25%) and is predominantly eliminated via P-gp transport.[1][2]
How Eliquis Is Metabolized
Eliquis is an oral anticoagulant approved for preventing stroke in atrial fibrillation and treating deep vein thrombosis. Its metabolism involves:
- CYP3A4 (minor role).
- P-glycoprotein (P-gp) efflux transporter (key for absorption and elimination).
Grapefruit inhibits CYP3A4 and P-gp, but studies show no clinically meaningful change in Eliquis exposure from grapefruit juice.[1][3]
Evidence from Studies and Labels
The Eliquis prescribing information lists no grapefruit warning. A pharmacokinetic study found grapefruit juice increased apixaban AUC by only 16-32%—below the threshold for dose adjustment.[2][4] Bristol Myers Squibb and Pfizer, the manufacturers, confirm this in product labeling.[1]
Compared to Other Blood Thinners
| Blood Thinner | Grapefruit Interaction? | Reason |
|---------------|--------------------------|--------|
| Eliquis (apixaban) | No | Low CYP3A4 dependence |
| Pradaxa (dabigatran) | No | Not CYP3A4 metabolized |
| Xarelto (rivaroxaban) | Minor (avoid large amounts) | Moderate CYP3A4/P-gp |
| Warfarin | Yes (monitor INR) | CYP2C9 affected |
| Older DOACs like older formulations | Varies | Higher CYP3A4 reliance |
Eliquis has the lowest interaction risk among direct oral anticoagulants (DOACs).[3][5]
What Foods or Drinks Actually Interact with Eliquis?
Strong CYP3A4/P-gp inhibitors pose risks:
- Ketoconazole or ritonavir: Reduce Eliquis dose by 50%.[1]
- St. John's wort: Avoid (induces metabolism).[1]
No broad food restrictions; alcohol in moderation is fine, but excess raises bleeding risk.[2]
Patient Tips and When to Check Further
Monitor for bleeding signs regardless. Consult a doctor or pharmacist for personal factors like dose (2.5mg vs. 5mg BID) or other meds. Tools like Drugs.com or the FDA label provide interaction checkers.[1][4]
Sources
[1]: Eliquis Prescribing Information (FDA)
[2]: Drugs.com - Apixaban Interactions
[3]: PubMed - Grapefruit Juice and DOACs
[4]: BMS Patient Resources
[5]: American College of Cardiology Guidelines