Drug interactions
Azathioprine + Meningococcal a c y and w-135 polysaccharide vaccine combined
Severity: Moderate
Azathioprine and Meningococcal a c y and w-135 polysaccharide vaccine combined: 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
Azathioprine may reduce the antibody response to this non-live meningococcal vaccine, leaving incomplete protection. The vaccine itself poses no infection risk.
What this interaction means in plain words
Azathioprine and Meningococcal a c y and w-135 polysaccharide vaccine combined 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.
Why it happens
Azathioprine impairs lymphocyte proliferation and humoral responses to vaccination.
What to do
Vaccinate as indicated, ideally before immunosuppression, and follow schedules for booster doses. Maintain a low threshold to treat fever promptly.
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
Frequently asked questions
Can I take Azathioprine with Meningococcal a c y and w-135 polysaccharide vaccine combined?
MediHelp rates the interaction as moderate. Azathioprine and Meningococcal a c y and w-135 polysaccharide vaccine combined 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 may reduce the antibody response to this non-live meningococcal vaccine, leaving incomplete protection. The vaccine itself poses no infection risk.
How serious is the interaction between Azathioprine and Meningococcal a c y and w-135 polysaccharide vaccine combined?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Vaccinate as indicated, ideally before immunosuppression, and follow schedules for booster doses. Maintain a low threshold to treat fever promptly.
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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