Meloxicam and Warfarin Interaction
Drug interaction information between Meloxicam and Warfarin.
Meloxicam and Warfarin have a documented minor interaction in FDA labeling.
FDA drug labeling documents a minor-severity interaction between Meloxicam and Warfarin. Major interactions are generally avoided, moderate ones may need monitoring or a dose adjustment, and minor ones are usually low-risk. This page shows the documented mechanism and guidance. Label-documented interactions are not a complete safety review, so always confirm your own medications with a pharmacist or doctor. Educational information, not medical advice.
How They Interact
Both meloxicam and warfarin interfere with blood clotting, which can lead to a higher risk of bleeding. When used together, their effects combine to make bleeding more likely.
What To Do
Watch for signs of unusual bleeding or bruising and tell your doctor immediately. Your doctor will need to monitor your blood tests more often.
FDA Label Information
Drugs that Interfere with Hemostasis Clinical Impact: Meloxicam and anticoagulants such as warfarin have a synergistic effect on bleeding. Intervention: Monitor patients with concomitant use of meloxicam with anticoagulants (e.g., warfarin), antiplatelet agents (e.g., aspirin), selective serotonin reuptake inhibitors (SSRIs), and serotonin norepinephrine reuptake inhibitors (SNRIs) for signs of bleeding [see Warnings and Precautions ( 5.12 )]. Drugs that Interfere with Hemostasis (e.g., warfarin, aspirin, SSRIs/SNRIs) : Monitor patients for bleeding who are concomitantly taking meloxicam...
Meloxicam Also Interacts With
- Methotrexate moderate
- Diflunisal moderate
- Furosemide minor
- Aspirin minor
- Propranolol minor
Warfarin Also Interacts With
- Fluoxetine major
- Tamoxifen major
- Ibuprofen moderate
- Aspirin moderate
- Diclofenac moderate
Frequently Asked Questions
Can I take Meloxicam and Warfarin together?
This is a minor interaction. Watch for signs of unusual bleeding or bruising and tell your doctor immediately. Your doctor will need to monitor your blood tests more often.
How serious is the interaction between Meloxicam and Warfarin?
This interaction is classified as "minor" severity by the FDA. Minor interactions are unlikely to cause significant problems but should still be mentioned to your healthcare provider.
Why do Meloxicam and Warfarin interact?
Both meloxicam and warfarin interfere with blood clotting, which can lead to a higher risk of bleeding. When used together, their effects combine to make bleeding more likely.
Understanding the Meloxicam and Warfarin Interaction
FDA-approved prescribing information for these two drugs flags their combination as a minor-severity interaction. Meloxicam belongs to the Nonsteroidal Anti-Inflammatory Drug (NSAID) class and Warfarin belongs to the Vitamin K Antagonist (Anticoagulant) class - two categories that can collide when co-prescribed. The mechanism described in FDA labeling is: Both meloxicam and warfarin interfere with blood clotting, which can lead to a higher risk of bleeding. Severity tiers matter: major flags generally advise avoidance, moderate flags often require monitoring or dose adjustment, and minor flags may only call for awareness.
Context around a specific patient determines real-world impact. Meloxicam has 17 total documented interactions on file in this dataset, and Warfarin has 163. Each additional medication compounds the interaction surface, which is why pharmacists run full-profile checks rather than evaluating one pair at a time. FDA-derived guidance for this pair is: Watch for signs of unusual bleeding or bruising and tell your doctor immediately. Timing of doses, renal and hepatic function, age, and other concurrent prescriptions all shape whether a labeled interaction matters clinically.
An interaction flag is not a verdict. A large share of labeled interactions are managed routinely in clinical practice, the fix may be as simple as spacing doses or adding a monitoring test. Others require the prescriber to choose a different medication entirely. This page surfaces FDA-sourced labeling and openFDA data for educational purposes only; it is not medical advice and cannot account for your full clinical picture. Never start, stop, or adjust either Meloxicam or Warfarin based on a web page, speak with your prescriber or pharmacist before making any change.
Sources: FDA Drug Labels (SPL) via openFDA (2026). This is for informational purposes only and is not medical advice. Always consult your healthcare provider about drug interactions.
Read our methodology - how this data is sourced, computed, and verified.