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Drug interactions

Alvimopan + Sirolimus

Severity: Minor

Alvimopan and Sirolimus: 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

Sirolimus may inhibit P-glycoprotein and increase alvimopan levels. Alvimopan is given only short-term in hospital and the clinical effect is probably small.

What this interaction means in plain words

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

Evidence level: Low

Why it happens

Possible P-gp inhibition by sirolimus reducing alvimopan efflux.

What to do

No routine adjustment is needed; monitor for gastrointestinal adverse effects during the short alvimopan course.

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 Alvimopan with Sirolimus?

MediHelp rates the interaction as minor. Alvimopan and Sirolimus have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Sirolimus may inhibit P-glycoprotein and increase alvimopan levels. Alvimopan is given only short-term in hospital and the clinical effect is probably small.

How serious is the interaction between Alvimopan and Sirolimus?

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; monitor for gastrointestinal adverse effects during the short alvimopan course.

What other medicines interact with Sirolimus?

MediHelp also lists interactions of Sirolimus with, for example, Adenovirus types 4 and 7 live. The full list is on the Sirolimus page.

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