Drug interactions
Deflazacort + Sirolimus
Severity: Minor
Deflazacort and Sirolimus: minor 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
Sirolimus may inhibit P-glycoprotein and raise exposure to the active metabolite of deflazacort, a P-gp substrate. The clinical effect is likely small but could increase corticosteroid adverse effects.
What this interaction means in plain words
Deflazacort and Sirolimus have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Deflazacort belongs to Miscellaneous; Sirolimus belongs to Miscellaneous.
Why it happens
Possible P-glycoprotein inhibition by sirolimus reduces efflux of deflazacort's active metabolite.
What to do
No routine dose change is needed; watch for corticosteroid adverse effects such as hyperglycemia, fluid retention and infection.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Sirolimus
- Adenovirus types 4 and 7 live + Sirolimus Contraindicated
- Bcg vaccine live + Sirolimus Contraindicated
- Influenza virus vaccine quadrivalent intranasal + Sirolimus Contraindicated
- Ketoconazole + Sirolimus Contraindicated
- Levoketoconazole + Sirolimus Contraindicated
- Measles mumps and rubella vaccine live + Sirolimus Contraindicated
Other interactions of Deflazacort
- Adenovirus types 4 and 7 live + Deflazacort Contraindicated
- Bcg vaccine live + Deflazacort Contraindicated
- Deflazacort + Influenza virus vaccine quadrivalent intranasal Contraindicated
- Deflazacort + Measles mumps and rubella vaccine Contraindicated
- Deflazacort + Measles mumps and rubella vaccine live Contraindicated
- Deflazacort + Measles mumps rubella and varicella vaccine live Contraindicated
Frequently asked questions
Can I take Deflazacort with Sirolimus?
MediHelp rates the interaction as minor. Deflazacort and Sirolimus have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Sirolimus may inhibit P-glycoprotein and raise exposure to the active metabolite of deflazacort, a P-gp substrate. The clinical effect is likely small but could increase corticosteroid adverse effects.
How serious is the interaction between Deflazacort and Sirolimus?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine dose change is needed; watch for corticosteroid adverse effects such as hyperglycemia, fluid retention and infection.
What other medicines interact with Sirolimus?
MediHelp also lists interactions of Sirolimus with, for example, Adenovirus types 4 and 7 live, Bcg vaccine live, Influenza virus vaccine quadrivalent intranasal. The full list is on the Sirolimus page.
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