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Drug interactions

Cinacalcet + Miconazole

Severity: Minor

Cinacalcet and Miconazole: 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

Cinacalcet is cleared partly by CYP3A4, and miconazole can inhibit this enzyme after vaginal absorption. Cinacalcet exposure may rise and lower serum calcium more than intended. The effect is likely small with short vaginal courses.

What this interaction means in plain words

Cinacalcet and Miconazole have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Cinacalcet belongs to Miscellaneous; Miconazole belongs to Anti Fungals.

Evidence level: Low

Why it happens

Miconazole inhibits CYP3A4, reducing cinacalcet clearance.

What to do

No routine change is needed for a short vaginal course. Check serum calcium and PTH if the patient has symptoms of hypocalcemia or uses miconazole repeatedly.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Cinacalcet with Miconazole?

MediHelp rates the interaction as minor. Cinacalcet and Miconazole have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Cinacalcet is cleared partly by CYP3A4, and miconazole can inhibit this enzyme after vaginal absorption. Cinacalcet exposure may rise and lower serum calcium more than intended. The effect is likely small with short vaginal courses.

How serious is the interaction between Cinacalcet and Miconazole?

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 change is needed for a short vaginal course. Check serum calcium and PTH if the patient has symptoms of hypocalcemia or uses miconazole repeatedly.

What other medicines interact with Miconazole?

MediHelp also lists interactions of Miconazole with, for example, Cabazitaxel, Dihydroergotamine intranasal, Dihydroergotamine. The full list is on the Miconazole page.

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