Drug interactions
Tisagenlecleucel + Tofacitinib
Severity: Major
Tisagenlecleucel and Tofacitinib: major 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 tofacitinib may impair the expansion and activity of CAR T cells and add to infection risk after lymphodepletion. This may reduce efficacy of the cell therapy.
What this interaction means in plain words
Tisagenlecleucel 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.
Tisagenlecleucel belongs to Oncology; Tofacitinib belongs to Musculoskeletal.
Why it happens
JAK inhibition suppresses T-cell activation and proliferation, potentially blunting CAR T-cell function.
What to do
Avoid tofacitinib around CAR T-cell collection and infusion unless clearly needed. Coordinate with the treating oncology team and monitor for infection.
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?
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Other interactions of Tofacitinib
- Baricitinib + Tofacitinib Contraindicated
- Cladribine + Tofacitinib Contraindicated
- Tofacitinib + Upadacitinib Contraindicated
- Abatacept + Tofacitinib Major
- Anti-thymocyte + Tofacitinib Major
- Antithymocyte globulin equine + Tofacitinib Major
Other interactions of Tisagenlecleucel
Frequently asked questions
Can I take Tisagenlecleucel with Tofacitinib?
MediHelp rates the interaction as major. Tisagenlecleucel 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. Immunosuppressants such as tofacitinib may impair the expansion and activity of CAR T cells and add to infection risk after lymphodepletion. This may reduce efficacy of the cell therapy.
How serious is the interaction between Tisagenlecleucel 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 tofacitinib around CAR T-cell collection and infusion unless clearly needed. Coordinate with the treating oncology team and monitor for infection.
What other medicines interact with Tofacitinib?
MediHelp also lists interactions of Tofacitinib with, for example, Baricitinib, Cladribine, Upadacitinib. The full list is on the Tofacitinib page.
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