Drug interactions
Ciltacabtagene autoleucel + Fingolimod
Severity: Major
Ciltacabtagene autoleucel and Fingolimod: 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
Fingolimod lowers circulating lymphocytes by trapping them in lymphoid tissue. With CAR-T therapy this may compromise T-cell collection and CAR-T expansion, and it adds to the infection risk of a patient already immunosuppressed.
What this interaction means in plain words
Ciltacabtagene autoleucel and Fingolimod 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.
Ciltacabtagene autoleucel belongs to Miscellaneous; Fingolimod belongs to Central Nervous System.
Why it happens
Pharmacodynamic opposition and additive immunosuppression through S1P receptor-mediated lymphocyte sequestration.
What to do
Avoid fingolimod around leukapheresis and CAR-T infusion unless clearly necessary, and coordinate with the treating oncology team. If it is used, monitor lymphocyte counts and infections closely.
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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References
Other interactions of Fingolimod
- Adenovirus types 4 and 7 live + Fingolimod Contraindicated
- Bcg vaccine live + Fingolimod Contraindicated
- Fingolimod + Pimozide Contraindicated
- Fingolimod + Ponesimod Contraindicated
- Fingolimod + Quinidine Contraindicated
- Fingolimod + Siponimod Contraindicated
Other interactions of Ciltacabtagene autoleucel
Frequently asked questions
Can I take Ciltacabtagene autoleucel with Fingolimod?
MediHelp rates the interaction as major. Ciltacabtagene autoleucel and Fingolimod 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. Fingolimod lowers circulating lymphocytes by trapping them in lymphoid tissue. With CAR-T therapy this may compromise T-cell collection and CAR-T expansion, and it adds to the infection risk of a patient already immunosuppressed.
How serious is the interaction between Ciltacabtagene autoleucel and Fingolimod?
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 fingolimod around leukapheresis and CAR-T infusion unless clearly necessary, and coordinate with the treating oncology team. If it is used, monitor lymphocyte counts and infections closely.
What other medicines interact with Fingolimod?
MediHelp also lists interactions of Fingolimod with, for example, Adenovirus types 4 and 7 live, Bcg vaccine live, Pimozide. The full list is on the Fingolimod page.
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