Drug interactions
Alteplase + Omega 3 carboxylic acids
Severity: Minor
Alteplase and Omega 3 carboxylic acids: minor 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
Prescription omega-3 acids may modestly prolong bleeding time through effects on platelet function. With a thrombolytic, a small added bleeding risk is possible.
What this interaction means in plain words
Alteplase and Omega 3 carboxylic acids have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Omega-3 fatty acids mildly reduce platelet aggregation, adding to the fibrinolytic effect.
What to do
No routine change is needed, but monitor for bleeding after alteplase. Review other drugs affecting coagulation.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Alteplase
- Alteplase + Defibrotide Contraindicated
- Alteplase + Reteplase Contraindicated
- Alteplase + Tenecteplase Contraindicated
- Acetylsalicylic acid + Alteplase Major
- Alteplase + Apixaban Major
- Alteplase + Argatroban Major
Frequently asked questions
Can I take Alteplase with Omega 3 carboxylic acids?
MediHelp rates the interaction as minor. Alteplase and Omega 3 carboxylic acids have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Prescription omega-3 acids may modestly prolong bleeding time through effects on platelet function. With a thrombolytic, a small added bleeding risk is possible.
How serious is the interaction between Alteplase and Omega 3 carboxylic acids?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine change is needed, but monitor for bleeding after alteplase. Review other drugs affecting coagulation.
What other medicines interact with Alteplase?
MediHelp also lists interactions of Alteplase with, for example, Defibrotide, Reteplase, Tenecteplase. The full list is on the Alteplase page.
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