Drug interactions
Dalteparin + Fish oil triglycerides
Severity: Moderate
Dalteparin and Fish oil triglycerides: moderate 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
Omega-3 fatty acids at higher doses can modestly reduce platelet aggregation and prolong bleeding time. With dalteparin this may slightly increase bleeding risk.
What this interaction means in plain words
Dalteparin and Fish oil triglycerides can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Why it happens
Additive pharmacodynamic effect from omega-3 mediated platelet inhibition on top of anticoagulation.
What to do
Monitor for bleeding signs and consider periodic bleeding assessment when high-dose fish oil is combined with dalteparin. Review the need for the supplement if bleeding occurs.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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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
Frequently asked questions
Can I take Dalteparin with Fish oil triglycerides?
MediHelp rates the interaction as moderate. Dalteparin and Fish oil triglycerides can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Omega-3 fatty acids at higher doses can modestly reduce platelet aggregation and prolong bleeding time. With dalteparin this may slightly increase bleeding risk.
How serious is the interaction between Dalteparin and Fish oil triglycerides?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for bleeding signs and consider periodic bleeding assessment when high-dose fish oil is combined with dalteparin. Review the need for the supplement if bleeding occurs.
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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