Drug interactions
Bemiparin + Oxaprozin
Severity: Major
Bemiparin and Oxaprozin: major interaction.
Last updated
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
Bemiparin is a low-molecular-weight heparin, and combining it with an NSAID such as oxaprozin increases the risk of bleeding, including gastrointestinal and spinal or epidural hematoma when neuraxial procedures are involved.
What this interaction means in plain words
Bemiparin and Oxaprozin 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.
Why it happens
Additive effect of factor Xa inhibition by LMWH and NSAID-induced platelet dysfunction and gastric mucosal injury.
What to do
Avoid concurrent use where possible, and consider a non-NSAID analgesic such as paracetamol. If it is unavoidable, monitor for bleeding and hemoglobin and use the lowest effective NSAID dose.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Bemiparin and Oxaprozin, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 14 days on the web. No card needed.
Other interactions of Oxaprozin
- Ketorolac intranasal + Oxaprozin Contraindicated
- Ketorolac + Oxaprozin Contraindicated
- Aceclofenac + Oxaprozin Major
- Acemetacin + Oxaprozin Major
- Acetylsalicylic acid + Oxaprozin Major
- Alteplase + Oxaprozin Major
Frequently asked questions
Can I take Bemiparin with Oxaprozin?
MediHelp rates the interaction as major. Bemiparin and Oxaprozin 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. Bemiparin is a low-molecular-weight heparin, and combining it with an NSAID such as oxaprozin increases the risk of bleeding, including gastrointestinal and spinal or epidural hematoma when neuraxial procedures are involved.
How serious is the interaction between Bemiparin and Oxaprozin?
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 concurrent use where possible, and consider a non-NSAID analgesic such as paracetamol. If it is unavoidable, monitor for bleeding and hemoglobin and use the lowest effective NSAID dose.
What other medicines interact with Oxaprozin?
MediHelp also lists interactions of Oxaprozin with, for example, Ketorolac intranasal, Ketorolac, Aceclofenac. The full list is on the Oxaprozin page.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
