Drug interactions
Aspirin / citric acid / sodium bicarbonate + Dipyridamole
Severity: Moderate
Aspirin / citric acid / sodium bicarbonate and Dipyridamole: 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 adds to the antiplatelet effect of dipyridamole and increases the bleeding risk. The combination is established for stroke prevention, but gastrointestinal and other bleeding remain a concern.
What this interaction means in plain words
Aspirin / citric acid / sodium bicarbonate and Dipyridamole 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 antiplatelet effects of cyclooxygenase-1 inhibition and dipyridamole's adenosine reuptake and phosphodiesterase inhibition.
What to do
Monitor for bleeding and anemia. Avoid additional NSAIDs and review gastroprotection in patients at risk.
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 Dipyridamole
- Dipyridamole + Riociguat Contraindicated
- Adenosine + Dipyridamole Major
- Betrixaban + Dipyridamole Major
- Dabigatran + Dipyridamole Major
- Dipyridamole + Regadenoson Major
- Dipyridamole + Venetoclax Major
Frequently asked questions
Can I take Aspirin / citric acid / sodium bicarbonate with Dipyridamole?
MediHelp rates the interaction as moderate. Aspirin / citric acid / sodium bicarbonate and Dipyridamole 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 adds to the antiplatelet effect of dipyridamole and increases the bleeding risk. The combination is established for stroke prevention, but gastrointestinal and other bleeding remain a concern.
How serious is the interaction between Aspirin / citric acid / sodium bicarbonate and Dipyridamole?
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 and anemia. Avoid additional NSAIDs and review gastroprotection in patients at risk.
What other medicines interact with Dipyridamole?
MediHelp also lists interactions of Dipyridamole with, for example, Riociguat, Adenosine, Betrixaban. The full list is on the Dipyridamole page.
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