Drug interactions
Fluvastatin + Peginterferon alfa 2b
Severity: Minor
Fluvastatin and Peginterferon alfa 2b: 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
Peginterferon alfa 2b may alter CYP2C9 activity and change fluvastatin exposure. The effect is not well characterized and is likely small.
What this interaction means in plain words
Fluvastatin and Peginterferon alfa 2b have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Fluvastatin belongs to Cardiovascular; Peginterferon alfa 2b belongs to Anti Virals.
Why it happens
Possible interferon modulation of CYP2C9 metabolism of fluvastatin; not firmly established.
What to do
Monitor lipid response and muscle symptoms. Adjust the statin dose if myopathy or reduced efficacy appears.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Fluvastatin and Peginterferon alfa 2b, 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 7 days on the web. No card needed.
Other interactions of Peginterferon alfa 2b
Other interactions of Fluvastatin
- Cyclosporin + Fluvastatin Major
- Fluvastatin + Gemfibrozil Major
- Fluvastatin + Letermovir Major
- Fluvastatin + Red yeast rice Major
- Apalutamide + Fluvastatin Moderate
- Cholestyramine + Fluvastatin Moderate
Frequently asked questions
Can I take Fluvastatin with Peginterferon alfa 2b?
MediHelp rates the interaction as minor. Fluvastatin and Peginterferon alfa 2b have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Peginterferon alfa 2b may alter CYP2C9 activity and change fluvastatin exposure. The effect is not well characterized and is likely small.
How serious is the interaction between Fluvastatin and Peginterferon alfa 2b?
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 lipid response and muscle symptoms. Adjust the statin dose if myopathy or reduced efficacy appears.
What other medicines interact with Peginterferon alfa 2b?
MediHelp also lists interactions of Peginterferon alfa 2b with, for example, Aldesleukin, Deferiprone, Pexidartinib. The full list is on the Peginterferon alfa 2b 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.
