Drug interactions
Etrasimod + Vincristine
Severity: Major
Etrasimod and Vincristine: 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
Etrasimod reduces circulating lymphocytes and vincristine is a cytotoxic agent that can also suppress immunity. Combined use may raise the risk of serious infection, and the combination has not been studied.
What this interaction means in plain words
Etrasimod and Vincristine 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.
Etrasimod belongs to Gastrointestinal Tract; Vincristine belongs to Oncology.
Why it happens
Additive immunosuppression from S1P receptor modulation (lymphocyte sequestration) and cytotoxic chemotherapy.
What to do
Avoid the combination where possible, and if it is necessary, monitor for infections and blood counts. Remember that etrasimod effects persist for weeks after it is stopped.
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 Vincristine
- Adenovirus types 4 and 7 live + Vincristine Contraindicated
- Apalutamide + Vincristine Major
- Atazanavir + Vincristine Major
- Ceritinib + Vincristine Major
- Chloramphenicol + Vincristine Major
- Clarithromycin + Vincristine Major
Other interactions of Etrasimod
- Abatacept + Etrasimod Major
- Amiodarone + Etrasimod Major
- Anagrelide + Etrasimod Major
- Anakinra + Etrasimod Major
- Anti-thymocyte + Etrasimod Major
- Asenapine + Etrasimod Major
Frequently asked questions
Can I take Etrasimod with Vincristine?
MediHelp rates the interaction as major. Etrasimod and Vincristine 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. Etrasimod reduces circulating lymphocytes and vincristine is a cytotoxic agent that can also suppress immunity. Combined use may raise the risk of serious infection, and the combination has not been studied.
How serious is the interaction between Etrasimod and Vincristine?
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 the combination where possible, and if it is necessary, monitor for infections and blood counts. Remember that etrasimod effects persist for weeks after it is stopped.
What other medicines interact with Vincristine?
MediHelp also lists interactions of Vincristine with, for example, Adenovirus types 4 and 7 live, Apalutamide, Atazanavir. The full list is on the Vincristine page.
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