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Drug interactions

Sipuleucel-t + Sirolimus

Severity: Moderate

Sipuleucel-t and Sirolimus: 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

Immunosuppressants such as sirolimus may reduce the immune activation on which sipuleucel-T depends, potentially lowering its effectiveness.

What this interaction means in plain words

Sipuleucel-t and Sirolimus 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.

Evidence level: Low

Why it happens

Sirolimus suppresses T-cell activation and proliferation, opposing the autologous cellular immunotherapy.

What to do

Avoid immunosuppressants around sipuleucel-T treatment where possible, or review the need for sirolimus before leukapheresis and infusion.

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 Sipuleucel-t with Sirolimus?

MediHelp rates the interaction as moderate. Sipuleucel-t and Sirolimus 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. Immunosuppressants such as sirolimus may reduce the immune activation on which sipuleucel-T depends, potentially lowering its effectiveness.

How serious is the interaction between Sipuleucel-t and Sirolimus?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid immunosuppressants around sipuleucel-T treatment where possible, or review the need for sirolimus before leukapheresis and infusion.

What other medicines interact with Sirolimus?

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

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