Drug interactions
Anthrax vaccine + Ustekinumab
Severity: Minor
Anthrax vaccine and Ustekinumab: 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
The anthrax vaccine is non-live, so it poses no infection risk, though ustekinumab may reduce the antibody response somewhat.
What this interaction means in plain words
Anthrax vaccine and Ustekinumab have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Pharmacodynamic: IL-12/23 inhibition may modestly reduce immune responses to vaccine antigens.
What to do
Vaccinate as indicated, ideally before starting ustekinumab, and do not withhold post-exposure vaccination if needed.
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?
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Other interactions of Ustekinumab
- Bcg vaccine live + Ustekinumab Contraindicated
- Typhoid vaccine live + Ustekinumab Contraindicated
- Adalimumab + Ustekinumab Major
- Adenovirus types 4 and 7 live + Ustekinumab Major
- Alefacept + Ustekinumab Major
- Anakinra + Ustekinumab Major
Frequently asked questions
Can I take Anthrax vaccine with Ustekinumab?
MediHelp rates the interaction as minor. Anthrax vaccine and Ustekinumab have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. The anthrax vaccine is non-live, so it poses no infection risk, though ustekinumab may reduce the antibody response somewhat.
How serious is the interaction between Anthrax vaccine and Ustekinumab?
MediHelp rates it minor, 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 starting ustekinumab, and do not withhold post-exposure vaccination if needed.
What other medicines interact with Ustekinumab?
MediHelp also lists interactions of Ustekinumab with, for example, Bcg vaccine live, Typhoid vaccine live, Adalimumab. The full list is on the Ustekinumab page.
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