Drug interactions
Interferon beta 1a + Valoctocogene roxaparvovec
Severity: Moderate
Interferon beta 1a and Valoctocogene roxaparvovec: 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
Valoctocogene roxaparvovec gene therapy commonly causes raised liver enzymes, and interferon beta 1a can also cause hepatic enzyme elevations and rarely liver injury. Used together, hepatic injury may be more likely and may blunt the benefit of the gene therapy.
What this interaction means in plain words
Interferon beta 1a and Valoctocogene roxaparvovec 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.
Interferon beta 1a belongs to Central Nervous System; Valoctocogene roxaparvovec belongs to Miscellaneous.
Why it happens
Additive hepatotoxic potential of the two agents.
What to do
Monitor ALT and other liver tests closely after gene transfer while interferon beta 1a is continued. Consider an alternative to interferon if enzymes rise persistently.
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 Interferon beta 1a
Other interactions of Valoctocogene roxaparvovec
Frequently asked questions
Can I take Interferon beta 1a with Valoctocogene roxaparvovec?
MediHelp rates the interaction as moderate. Interferon beta 1a and Valoctocogene roxaparvovec 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. Valoctocogene roxaparvovec gene therapy commonly causes raised liver enzymes, and interferon beta 1a can also cause hepatic enzyme elevations and rarely liver injury. Used together, hepatic injury may be more likely and may blunt the benefit of the gene therapy.
How serious is the interaction between Interferon beta 1a and Valoctocogene roxaparvovec?
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 ALT and other liver tests closely after gene transfer while interferon beta 1a is continued. Consider an alternative to interferon if enzymes rise persistently.
What other medicines interact with Interferon beta 1a?
MediHelp also lists interactions of Interferon beta 1a with, for example, Deferiprone, Etrasimod, Hydroxycarbamide. The full list is on the Interferon beta 1a page.
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