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Drug interactions

Acetylsalicylic acid + Valganciclovir

Severity: Minor

Acetylsalicylic acid and Valganciclovir: 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

Valganciclovir is converted to ganciclovir, which is cleared partly by tubular secretion that aspirin might compete for. Any increase in exposure is likely small but could add to myelosuppression risk.

What this interaction means in plain words

Acetylsalicylic acid and Valganciclovir have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Acetylsalicylic acid belongs to Musculoskeletal; Valganciclovir belongs to Anti Virals.

Evidence level: Low

Why it happens

Competition for renal tubular organic anion secretion of ganciclovir.

What to do

No routine adjustment is needed. Continue standard blood count and renal function monitoring.

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?

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 Acetylsalicylic acid with Valganciclovir?

MediHelp rates the interaction as minor. Acetylsalicylic acid and Valganciclovir have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Valganciclovir is converted to ganciclovir, which is cleared partly by tubular secretion that aspirin might compete for. Any increase in exposure is likely small but could add to myelosuppression risk.

How serious is the interaction between Acetylsalicylic acid and Valganciclovir?

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 adjustment is needed. Continue standard blood count and renal function monitoring.

What other medicines interact with Acetylsalicylic acid?

MediHelp also lists interactions of Acetylsalicylic acid with, for example, Ketorolac, Ketorolac intranasal, Abciximab. The full list is on the Acetylsalicylic acid page.

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