Drug interactions
Belzutifan + Cilostazol
Severity: Moderate
Belzutifan and Cilostazol: 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 cilostazol exposure, potentially reducing its effect on claudication symptoms. Clinical significance is likely modest.
What this interaction means in plain words
Belzutifan and Cilostazol 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; Cilostazol belongs to Cardiovascular.
Why it happens
Induction of CYP3A4 by belzutifan increases cilostazol metabolism.
What to do
Monitor for reduced symptomatic benefit from cilostazol and consider an alternative therapy if response is lost. Dose increases above the labeled maximum are not advisable.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Belzutifan and Cilostazol, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 14 days on the web. No card needed.
Other interactions of Cilostazol
Other interactions of Belzutifan
Frequently asked questions
Can I take Belzutifan with Cilostazol?
MediHelp rates the interaction as moderate. Belzutifan and Cilostazol 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 cilostazol exposure, potentially reducing its effect on claudication symptoms. Clinical significance is likely modest.
How serious is the interaction between Belzutifan and Cilostazol?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for reduced symptomatic benefit from cilostazol and consider an alternative therapy if response is lost. Dose increases above the labeled maximum are not advisable.
What other medicines interact with Cilostazol?
MediHelp also lists interactions of Cilostazol with, for example, Abrocitinib, Anagrelide, Betrixaban. The full list is on the Cilostazol page.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
