Drug interactions
Ferric maltol + Sirolimus
Severity: Minor
Ferric maltol 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
Oral iron products can reduce absorption of some co-administered oral drugs, but a clinically meaningful effect on sirolimus is not well established. The interaction is largely theoretical.
What this interaction means in plain words
Ferric maltol 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.
Ferric maltol belongs to Miscellaneous; Sirolimus belongs to Miscellaneous.
Why it happens
Possible chelation or reduced absorption in the gut; no established mechanism for sirolimus.
What to do
Take sirolimus consistently with respect to ferric maltol and check trough levels if iron therapy is started and there are concerns about efficacy.
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 Ferric maltol
- Aluminum hydroxide + Ferric maltol Moderate
- Calcium carbonate + Ferric maltol Moderate
- Calcium + Ferric maltol Moderate
- Carbidopa-entacapone-levodopa + Ferric maltol Moderate
- Carbidopa-levodopa + Ferric maltol Moderate
- Cimetidine + Ferric maltol Moderate
Frequently asked questions
Can I take Ferric maltol with Sirolimus?
MediHelp rates the interaction as minor. Ferric maltol 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. Oral iron products can reduce absorption of some co-administered oral drugs, but a clinically meaningful effect on sirolimus is not well established. The interaction is largely theoretical.
How serious is the interaction between Ferric maltol 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: Take sirolimus consistently with respect to ferric maltol and check trough levels if iron therapy is started and there are concerns about efficacy.
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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