Drug interactions
Pazopanib + Ropeginterferon alfa 2b
Severity: Major
Pazopanib and Ropeginterferon alfa 2b: major 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
Both agents can cause bone marrow suppression and hepatic toxicity, so combined use may produce additive cytopenias and liver injury. Interferons can also cause hypothyroidism and cardiovascular effects.
What this interaction means in plain words
Pazopanib and Ropeginterferon alfa 2b can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Why it happens
Additive pharmacodynamic myelosuppressive and hepatotoxic effects; no pharmacokinetic mechanism established.
What to do
Avoid the combination where possible. If used together, monitor complete blood counts and liver function regularly and reduce doses or interrupt therapy for significant cytopenias or transaminase rises.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Pazopanib
- Adagrasib + Pazopanib Major
- Amiodarone + Pazopanib Major
- Amisulpride + Pazopanib Major
- Amobarbital + Pazopanib Major
- Anagrelide + Pazopanib Major
- Apalutamide + Pazopanib Major
Frequently asked questions
Can I take Pazopanib with Ropeginterferon alfa 2b?
MediHelp rates the interaction as major. Pazopanib and Ropeginterferon alfa 2b can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Both agents can cause bone marrow suppression and hepatic toxicity, so combined use may produce additive cytopenias and liver injury. Interferons can also cause hypothyroidism and cardiovascular effects.
How serious is the interaction between Pazopanib and Ropeginterferon alfa 2b?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid the combination where possible. If used together, monitor complete blood counts and liver function regularly and reduce doses or interrupt therapy for significant cytopenias or transaminase rises.
What other medicines interact with Pazopanib?
MediHelp also lists interactions of Pazopanib with, for example, Adagrasib, Amiodarone, Amisulpride. The full list is on the Pazopanib page.
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