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Drug interactions

Cyclosporin + Tofacitinib

Severity: Major

Cyclosporin and Tofacitinib: major interaction.

Last updated Sources: US FDA label

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

Cyclosporine combined with tofacitinib produces additive immunosuppression, and tofacitinib labeling advises against use with potent immunosuppressants. Cyclosporine also raises tofacitinib exposure, increasing the risk of serious infection and cytopenias.

What this interaction means in plain words

Cyclosporin and Tofacitinib can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.

Cyclosporin belongs to Miscellaneous; Tofacitinib belongs to Musculoskeletal.

Evidence level: High

Why it happens

Additive immunosuppression plus CYP3A4 inhibition by cyclosporine, which raises tofacitinib levels.

What to do

Avoid concomitant use; if unavoidable, monitor closely for infection and blood count abnormalities and reduce the tofacitinib dose as per labeling.

What to ask your pharmacist

  • Does the benefit of taking both outweigh the risk in my case?
  • Do I need any blood test, ECG or other check while on both?
  • What early warning signs should I watch for, and what should I do if they appear?

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

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References

Frequently asked questions

Can I take Cyclosporin with Tofacitinib?

MediHelp rates the interaction as major. Cyclosporin and Tofacitinib can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Cyclosporine combined with tofacitinib produces additive immunosuppression, and tofacitinib labeling advises against use with potent immunosuppressants. Cyclosporine also raises tofacitinib exposure, increasing the risk of serious infection and cytopenias.

How serious is the interaction between Cyclosporin and Tofacitinib?

MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid concomitant use; if unavoidable, monitor closely for infection and blood count abnormalities and reduce the tofacitinib dose as per labeling.

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.

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