Drug interactions
Guselkumab + Idecabtagene vicleucel
Severity: Moderate
Guselkumab and Idecabtagene vicleucel: 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
CAR T-cell therapy causes profound and prolonged immunosuppression. Adding guselkumab could further raise infection risk and might affect CAR T-cell function, although no clinical data exist.
What this interaction means in plain words
Guselkumab and Idecabtagene vicleucel 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.
Guselkumab belongs to Miscellaneous; Idecabtagene vicleucel belongs to Oncology.
Why it happens
Additive immunosuppression; the effect on CAR T-cell expansion is theoretical.
What to do
Hold guselkumab around lymphodepletion and infusion unless clearly needed, and resume once the oncology team agrees. Monitor for infection.
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?
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Other interactions of Guselkumab
- Adenovirus types 4 and 7 live + Guselkumab Major
- Bcg vaccine live + Guselkumab Major
- Guselkumab + Influenza virus vaccine quadrivalent intranasal Major
- Guselkumab + Measles mumps and rubella vaccine live Major
- Guselkumab + Measles mumps rubella and varicella vaccine live Major
- Guselkumab + Measles vaccine Major
Other interactions of Idecabtagene vicleucel
Frequently asked questions
Can I take Guselkumab with Idecabtagene vicleucel?
MediHelp rates the interaction as moderate. Guselkumab and Idecabtagene vicleucel 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. CAR T-cell therapy causes profound and prolonged immunosuppression. Adding guselkumab could further raise infection risk and might affect CAR T-cell function, although no clinical data exist.
How serious is the interaction between Guselkumab and Idecabtagene vicleucel?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Hold guselkumab around lymphodepletion and infusion unless clearly needed, and resume once the oncology team agrees. Monitor for infection.
What other medicines interact with Guselkumab?
MediHelp also lists interactions of Guselkumab with, for example, Adenovirus types 4 and 7 live, Bcg vaccine live, Influenza virus vaccine quadrivalent intranasal. The full list is on the Guselkumab page.
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