Drug interactions
Dalteparin + Omega 3 carboxylic acids
Severity: Moderate
Dalteparin and Omega 3 carboxylic acids: 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 carboxylic acids may prolong bleeding time slightly. With dalteparin there is a possible small increase in bleeding risk.
What this interaction means in plain words
Dalteparin and Omega 3 carboxylic acids 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.
What to do
Monitor for bleeding periodically during combined use. Reassess therapy if bleeding develops.
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 Omega 3 carboxylic acids?
MediHelp rates the interaction as moderate. Dalteparin and Omega 3 carboxylic acids 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 carboxylic acids may prolong bleeding time slightly. With dalteparin there is a possible small increase in bleeding risk.
How serious is the interaction between Dalteparin and Omega 3 carboxylic acids?
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 periodically during combined use. Reassess therapy if bleeding develops.
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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