Drug interactions
Azathioprine + Valoctocogene roxaparvovec
Severity: Moderate
Azathioprine 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 commonly causes ALT elevations, and azathioprine can independently injure the liver. Concurrent use may increase the risk or severity of liver enzyme elevations and could confound their interpretation.
What this interaction means in plain words
Azathioprine 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.
Azathioprine belongs to Gastrointestinal Tract; Valoctocogene roxaparvovec belongs to Miscellaneous.
Why it happens
Additive hepatotoxicity from the gene therapy's hepatic transduction and immune response and azathioprine's hepatotoxic potential.
What to do
Monitor liver enzymes closely, as recommended after gene therapy, and consider alternatives to azathioprine where possible. Evaluate promptly for the need for corticosteroids if ALT rises.
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 Azathioprine
- Adenovirus types 4 and 7 live + Azathioprine Contraindicated
- Azathioprine + Bcg vaccine live Contraindicated
- Azathioprine + Febuxostat Contraindicated
- Azathioprine + Influenza virus vaccine quadrivalent intranasal Contraindicated
- Azathioprine + Measles mumps and rubella vaccine Contraindicated
- Azathioprine + Measles mumps and rubella vaccine live Contraindicated
Other interactions of Valoctocogene roxaparvovec
Frequently asked questions
Can I take Azathioprine with Valoctocogene roxaparvovec?
MediHelp rates the interaction as moderate. Azathioprine 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 commonly causes ALT elevations, and azathioprine can independently injure the liver. Concurrent use may increase the risk or severity of liver enzyme elevations and could confound their interpretation.
How serious is the interaction between Azathioprine 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 liver enzymes closely, as recommended after gene therapy, and consider alternatives to azathioprine where possible. Evaluate promptly for the need for corticosteroids if ALT rises.
What other medicines interact with Azathioprine?
MediHelp also lists interactions of Azathioprine with, for example, Adenovirus types 4 and 7 live, Bcg vaccine live, Febuxostat. The full list is on the Azathioprine page.
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