Drug interactions
Belzutifan + Flibanserin
Severity: Minor
Belzutifan and Flibanserin: 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
Belzutifan is a weak CYP3A4 inducer and may lower flibanserin exposure, potentially reducing efficacy. The effect is expected to be modest.
What this interaction means in plain words
Belzutifan and Flibanserin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Belzutifan belongs to Miscellaneous; Flibanserin belongs to Genitourinary.
Why it happens
Induction of CYP3A4 increases the metabolism of flibanserin.
What to do
Monitor for reduced flibanserin effect; no dose change is routinely required.
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 Flibanserin
- Atazanavir + Flibanserin Contraindicated
- Ceritinib + Flibanserin Contraindicated
- Clarithromycin + Flibanserin Contraindicated
- Cobicistat + Flibanserin Contraindicated
- Conivaptan + Flibanserin Contraindicated
- Crizotinib + Flibanserin Contraindicated
Other interactions of Belzutifan
Frequently asked questions
Can I take Belzutifan with Flibanserin?
MediHelp rates the interaction as minor. Belzutifan and Flibanserin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Belzutifan is a weak CYP3A4 inducer and may lower flibanserin exposure, potentially reducing efficacy. The effect is expected to be modest.
How serious is the interaction between Belzutifan and Flibanserin?
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 for reduced flibanserin effect; no dose change is routinely required.
What other medicines interact with Flibanserin?
MediHelp also lists interactions of Flibanserin with, for example, Atazanavir, Ceritinib, Clarithromycin. The full list is on the Flibanserin page.
Full monographs, dosing and an interaction checker in the MediHelp app
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