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Drug interactions

Calcitriol + Fexinidazole

Severity: Minor

Calcitriol and Fexinidazole: 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

Fexinidazole inhibits CYP3A4 and may slow calcitriol metabolism. Raised calcitriol exposure could cause hypercalcemia, though fexinidazole is given only as a short course.

What this interaction means in plain words

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

Evidence level: Low

Why it happens

CYP3A4 inhibition may reduce calcitriol metabolism and raise its exposure.

What to do

Monitor serum calcium if both are used and adjust the calcitriol dose if hypercalcemia develops.

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 Calcitriol with Fexinidazole?

MediHelp rates the interaction as minor. Calcitriol and Fexinidazole have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Fexinidazole inhibits CYP3A4 and may slow calcitriol metabolism. Raised calcitriol exposure could cause hypercalcemia, though fexinidazole is given only as a short course.

How serious is the interaction between Calcitriol and Fexinidazole?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor serum calcium if both are used and adjust the calcitriol dose if hypercalcemia develops.

What other medicines interact with Calcitriol?

MediHelp also lists interactions of Calcitriol with, for example, Amlodipine-hydrochlorothiazide-valsartan, Amlodipine-olmesartan-hydrochlorothiazide, Amobarbital. The full list is on the Calcitriol page.

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