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Drug interactions

Calcitriol + Duvelisib

Severity: Minor

Calcitriol and Duvelisib: 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

Duvelisib inhibits CYP3A4 and may raise calcitriol levels. This could increase the risk of hypercalcemia.

What this interaction means in plain words

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

Calcitriol belongs to Musculoskeletal; Duvelisib belongs to Oncology.

Evidence level: Low

Why it happens

Duvelisib inhibits CYP3A4, reducing calcitriol metabolism.

What to do

Monitor serum calcium during co-use and reduce 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 Duvelisib?

MediHelp rates the interaction as minor. Calcitriol and Duvelisib have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Duvelisib inhibits CYP3A4 and may raise calcitriol levels. This could increase the risk of hypercalcemia.

How serious is the interaction between Calcitriol and Duvelisib?

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 during co-use and reduce 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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