Drug interactions
Busulfan + Fingolimod
Severity: Major
Busulfan and Fingolimod: 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
Busulfan produces profound myelosuppression and immunosuppression. Added to fingolimod's lymphocyte lowering effect, the risk of serious infection is increased.
What this interaction means in plain words
Busulfan 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.
Busulfan belongs to Oncology; Fingolimod belongs to Central Nervous System.
Why it happens
Additive immunosuppression from lymphocyte sequestration and cytotoxic marrow ablation.
What to do
Avoid concurrent use where possible and monitor blood counts and infection signs closely. Consider stopping fingolimod before conditioning or chemotherapy.
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 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 Busulfan
- Busulfan + Carboplatin Major
- Busulfan + Chlorambucil Major
- Busulfan + Cyclophosphamide Major
- Busulfan + Hydroxyurea Major
- Busulfan + Ifosfamide Major
- Busulfan + Itraconazole Major
Frequently asked questions
Can I take Busulfan with Fingolimod?
MediHelp rates the interaction as major. Busulfan 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. Busulfan produces profound myelosuppression and immunosuppression. Added to fingolimod's lymphocyte lowering effect, the risk of serious infection is increased.
How serious is the interaction between Busulfan 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 concurrent use where possible and monitor blood counts and infection signs closely. Consider stopping fingolimod before conditioning or chemotherapy.
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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