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Drug interactions

Aspirin / citric acid / sodium bicarbonate + Paroxetine

Severity: Moderate

Aspirin / citric acid / sodium bicarbonate and Paroxetine: 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

This effervescent analgesic contains a full analgesic dose of aspirin, which combined with paroxetine raises bleeding risk, especially in the upper GI tract.

What this interaction means in plain words

Aspirin / citric acid / sodium bicarbonate and Paroxetine 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.

Evidence level: High

Why it happens

SSRI-induced platelet serotonin depletion added to COX-1 inhibition by aspirin.

What to do

Prefer a non-NSAID analgesic such as paracetamol where possible. If aspirin is needed, monitor for bleeding and consider a proton pump inhibitor.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Aspirin / citric acid / sodium bicarbonate with Paroxetine?

MediHelp rates the interaction as moderate. Aspirin / citric acid / sodium bicarbonate and Paroxetine 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. This effervescent analgesic contains a full analgesic dose of aspirin, which combined with paroxetine raises bleeding risk, especially in the upper GI tract.

How serious is the interaction between Aspirin / citric acid / sodium bicarbonate and Paroxetine?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Prefer a non-NSAID analgesic such as paracetamol where possible. If aspirin is needed, monitor for bleeding and consider a proton pump inhibitor.

What other medicines interact with Paroxetine?

MediHelp also lists interactions of Paroxetine with, for example, Isocarboxazid, Methylene blue, Phenelzine. The full list is on the Paroxetine page.

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