Drug interactions
Fondaparinux + Meloxicam
Severity: Major
Fondaparinux and Meloxicam: major interaction.
Last updated Sources: US FDA label
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Meloxicam impairs platelet function and can irritate the gastric mucosa, while fondaparinux inhibits factor Xa. Used together they raise the risk of clinically significant bleeding, especially gastrointestinal bleeding.
What this interaction means in plain words
Fondaparinux and Meloxicam can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Fondaparinux belongs to Cardiovascular; Meloxicam belongs to Musculoskeletal.
Why it happens
Additive hemostatic impairment: NSAID-mediated platelet inhibition and mucosal injury combined with factor Xa-mediated anticoagulation.
What to do
Avoid the combination where possible, using paracetamol or another non-NSAID analgesic instead. If it is unavoidable, monitor for bleeding signs and hemoglobin and consider gastroprotection.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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References
Other interactions of Meloxicam
- Ketorolac intranasal + Meloxicam Contraindicated
- Ketorolac + Meloxicam Contraindicated
- Aceclofenac + Meloxicam Major
- Acemetacin + Meloxicam Major
- Acetylsalicylic acid + Meloxicam Major
- Alteplase + Meloxicam Major
Other interactions of Fondaparinux
- Defibrotide + Fondaparinux Contraindicated
- Fondaparinux + Ketorolac Contraindicated
- Abciximab + Fondaparinux Major
- Aceclofenac + Fondaparinux Major
- Acetylsalicylic acid + Fondaparinux Major
- Alteplase + Fondaparinux Major
Frequently asked questions
Can I take Fondaparinux with Meloxicam?
MediHelp rates the interaction as major. Fondaparinux and Meloxicam can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Meloxicam impairs platelet function and can irritate the gastric mucosa, while fondaparinux inhibits factor Xa. Used together they raise the risk of clinically significant bleeding, especially gastrointestinal bleeding.
How serious is the interaction between Fondaparinux and Meloxicam?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid the combination where possible, using paracetamol or another non-NSAID analgesic instead. If it is unavoidable, monitor for bleeding signs and hemoglobin and consider gastroprotection.
What other medicines interact with Meloxicam?
MediHelp also lists interactions of Meloxicam with, for example, Ketorolac intranasal, Ketorolac, Aceclofenac. The full list is on the Meloxicam page.
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