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Drug interactions

Cyclosporin + Maraviroc

Severity: Moderate

Cyclosporin and Maraviroc: 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

Maraviroc is a CYP3A4 and P-gp substrate, and cyclosporine can raise its concentrations. This may increase adverse effects such as postural hypotension and hepatotoxicity.

What this interaction means in plain words

Cyclosporin and Maraviroc 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.

Cyclosporin belongs to Miscellaneous; Maraviroc belongs to Anti Virals.

Evidence level: Moderate

Why it happens

Cyclosporine inhibits CYP3A4 and P-glycoprotein, reducing maraviroc clearance.

What to do

Monitor for maraviroc adverse effects, including blood pressure and liver function, and consider dose reduction guided by the maraviroc label for CYP3A inhibitors.

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 Cyclosporin with Maraviroc?

MediHelp rates the interaction as moderate. Cyclosporin and Maraviroc 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. Maraviroc is a CYP3A4 and P-gp substrate, and cyclosporine can raise its concentrations. This may increase adverse effects such as postural hypotension and hepatotoxicity.

How serious is the interaction between Cyclosporin and Maraviroc?

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 maraviroc adverse effects, including blood pressure and liver function, and consider dose reduction guided by the maraviroc label for CYP3A inhibitors.

What other medicines interact with Cyclosporin?

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

Full monographs, dosing and an interaction checker in the MediHelp app

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