Drug interactions
Argatroban + Aspirin / citric acid / sodium bicarbonate
Severity: Moderate
Argatroban and Aspirin / citric acid / sodium bicarbonate: 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
The aspirin in this effervescent product inhibits platelet function, adding to the anticoagulant effect of argatroban. This raises the likelihood of bleeding, and analgesic-dose aspirin carries more gastrointestinal risk than low doses.
What this interaction means in plain words
Argatroban and Aspirin / citric acid / sodium bicarbonate 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 hemostatic impairment through COX-1 platelet inhibition and direct thrombin inhibition.
What to do
Avoid analgesic doses of aspirin where possible and use an alternative such as paracetamol. If aspirin is required, monitor aPTT, hemoglobin and for bleeding.
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 Argatroban
- Argatroban + Defibrotide Contraindicated
- Argatroban + Ketorolac Contraindicated
- Argatroban + Mifepristone Contraindicated
- Abciximab + Argatroban Major
- Acalabrutinib + Argatroban Major
- Acetylsalicylic acid + Argatroban Major
Frequently asked questions
Can I take Argatroban with Aspirin / citric acid / sodium bicarbonate?
MediHelp rates the interaction as moderate. Argatroban and Aspirin / citric acid / sodium bicarbonate 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. The aspirin in this effervescent product inhibits platelet function, adding to the anticoagulant effect of argatroban. This raises the likelihood of bleeding, and analgesic-dose aspirin carries more gastrointestinal risk than low doses.
How serious is the interaction between Argatroban and Aspirin / citric acid / sodium bicarbonate?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid analgesic doses of aspirin where possible and use an alternative such as paracetamol. If aspirin is required, monitor aPTT, hemoglobin and for bleeding.
What other medicines interact with Argatroban?
MediHelp also lists interactions of Argatroban with, for example, Defibrotide, Ketorolac, Mifepristone. The full list is on the Argatroban page.
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