Drug interactions
Reteplase + Rivaroxaban
Severity: Major
Reteplase and Rivaroxaban: 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
Reteplase is a thrombolytic, and giving it to a patient on rivaroxaban increases the risk of serious bleeding, including intracranial hemorrhage. Recent anticoagulant intake is a major concern when thrombolysis is considered.
What this interaction means in plain words
Reteplase and Rivaroxaban 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 effects of fibrinolysis and factor Xa inhibition on hemostasis.
What to do
Avoid thrombolysis in patients with recent rivaroxaban intake unless the benefit clearly outweighs the risk. If used, monitor closely for bleeding and have reversal measures available.
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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Other interactions of Rivaroxaban
- Defibrotide + Rivaroxaban Contraindicated
- Ketoconazole + Rivaroxaban Contraindicated
- Ketorolac + Rivaroxaban Contraindicated
- Abciximab + Rivaroxaban Major
- Acalabrutinib + Rivaroxaban Major
- Acetylsalicylic acid + Rivaroxaban Major
Frequently asked questions
Can I take Reteplase with Rivaroxaban?
MediHelp rates the interaction as major. Reteplase and Rivaroxaban 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. Reteplase is a thrombolytic, and giving it to a patient on rivaroxaban increases the risk of serious bleeding, including intracranial hemorrhage. Recent anticoagulant intake is a major concern when thrombolysis is considered.
How serious is the interaction between Reteplase and Rivaroxaban?
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 thrombolysis in patients with recent rivaroxaban intake unless the benefit clearly outweighs the risk. If used, monitor closely for bleeding and have reversal measures available.
What other medicines interact with Rivaroxaban?
MediHelp also lists interactions of Rivaroxaban with, for example, Defibrotide, Ketoconazole, Ketorolac. The full list is on the Rivaroxaban page.
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