Drug interactions
Dexamethasone + Fingolimod
Severity: Moderate
Dexamethasone and Fingolimod: 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
Dexamethasone suppresses cell-mediated immunity and fingolimod lowers circulating lymphocytes. Used together, they may increase the risk of infection, particularly with prolonged or high-dose steroid courses.
What this interaction means in plain words
Dexamethasone and Fingolimod 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.
Dexamethasone belongs to Endocrine; Fingolimod belongs to Central Nervous System.
Why it happens
Additive immunosuppression from glucocorticoid effects and lymphocyte sequestration.
What to do
Use the lowest effective steroid dose for the shortest duration and monitor for infection. Short steroid courses for MS relapse are commonly given with fingolimod.
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 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 Dexamethasone
- Bcg vaccine live + Dexamethasone Contraindicated
- Dexamethasone + Mifepristone Contraindicated
- Dexamethasone + Rilpivirine Contraindicated
- Dexamethasone + Smallpox vaccine live Contraindicated
- Dexamethasone + Varicella virus vaccine live Contraindicated
- Dexamethasone + Yellow fever vaccine Contraindicated
Frequently asked questions
Can I take Dexamethasone with Fingolimod?
MediHelp rates the interaction as moderate. Dexamethasone and Fingolimod 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. Dexamethasone suppresses cell-mediated immunity and fingolimod lowers circulating lymphocytes. Used together, they may increase the risk of infection, particularly with prolonged or high-dose steroid courses.
How serious is the interaction between Dexamethasone and Fingolimod?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use the lowest effective steroid dose for the shortest duration and monitor for infection. Short steroid courses for MS relapse are commonly given with fingolimod.
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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