Drug interactions
Belzutifan + Docetaxel
Severity: Moderate
Belzutifan and Docetaxel: moderate 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
Belzutifan induces CYP3A4 and may lower docetaxel exposure, a sensitive CYP3A4 substrate. Reduced exposure could compromise antitumor efficacy.
What this interaction means in plain words
Belzutifan and Docetaxel can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Belzutifan belongs to Miscellaneous; Docetaxel belongs to Oncology.
Why it happens
Belzutifan induces CYP3A4, increasing docetaxel metabolism.
What to do
Avoid the combination if possible; if needed, monitor tumor response and consider the effect on docetaxel efficacy.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Docetaxel
Other interactions of Belzutifan
Frequently asked questions
Can I take Belzutifan with Docetaxel?
MediHelp rates the interaction as moderate. Belzutifan and Docetaxel can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Belzutifan induces CYP3A4 and may lower docetaxel exposure, a sensitive CYP3A4 substrate. Reduced exposure could compromise antitumor efficacy.
How serious is the interaction between Belzutifan and Docetaxel?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid the combination if possible; if needed, monitor tumor response and consider the effect on docetaxel efficacy.
What other medicines interact with Docetaxel?
MediHelp also lists interactions of Docetaxel with, for example, Adenovirus types 4 and 7 live, Atazanavir, Belatacept. The full list is on the Docetaxel page.
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