Drug interactions
Dalteparin + Zanubrutinib
Severity: Major
Dalteparin and Zanubrutinib: 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
Zanubrutinib impairs platelet function and is associated with bleeding, including serious hemorrhage. Combined with dalteparin, the risk of bleeding rises further.
What this interaction means in plain words
Dalteparin and Zanubrutinib 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.
Dalteparin belongs to Cardiovascular; Zanubrutinib belongs to Oncology.
Why it happens
Additive hemostatic impairment from BTK inhibition-related platelet dysfunction plus dalteparin's anticoagulant effect.
What to do
Monitor for bleeding and check blood counts regularly; consider holding zanubrutinib around procedures and reassess the need for full-dose anticoagulation, especially with thrombocytopenia.
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 Dalteparin
- Dalteparin + Defibrotide Contraindicated
- Dalteparin + Ketorolac Contraindicated
- Dalteparin + Mifepristone Contraindicated
- Abciximab + Dalteparin Major
- Acalabrutinib + Dalteparin Major
- Aceclofenac + Dalteparin Major
Other interactions of Zanubrutinib
Frequently asked questions
Can I take Dalteparin with Zanubrutinib?
MediHelp rates the interaction as major. Dalteparin and Zanubrutinib 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. Zanubrutinib impairs platelet function and is associated with bleeding, including serious hemorrhage. Combined with dalteparin, the risk of bleeding rises further.
How serious is the interaction between Dalteparin and Zanubrutinib?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for bleeding and check blood counts regularly; consider holding zanubrutinib around procedures and reassess the need for full-dose anticoagulation, especially with thrombocytopenia.
What other medicines interact with Dalteparin?
MediHelp also lists interactions of Dalteparin with, for example, Defibrotide, Ketorolac, Mifepristone. The full list is on the Dalteparin page.
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