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Drug interactions

Human papillomavirus vaccine + Ustekinumab

Severity: Minor

Human papillomavirus 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

Ustekinumab blocks IL-12 and IL-23 signalling, which may modestly alter vaccine responses. Inactivated vaccines are generally considered safe but protection is likely to be at least adequate in most patients.

What this interaction means in plain words

Human papillomavirus 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.

Human papillomavirus vaccine belongs to Miscellaneous; Ustekinumab belongs to Gastrointestinal Tract.

Evidence level: Low

Why it happens

IL-12/23 inhibition may dampen some T-cell-dependent immune responses to vaccination.

What to do

Inactivated HPV vaccine can be given, ideally before or between ustekinumab doses. Do not delay the vaccine series because of this.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Human papillomavirus vaccine with Ustekinumab?

MediHelp rates the interaction as minor. Human papillomavirus 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. Ustekinumab blocks IL-12 and IL-23 signalling, which may modestly alter vaccine responses. Inactivated vaccines are generally considered safe but protection is likely to be at least adequate in most patients.

How serious is the interaction between Human papillomavirus 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: Inactivated HPV vaccine can be given, ideally before or between ustekinumab doses. Do not delay the vaccine series because of this.

What other medicines interact with Human papillomavirus vaccine?

MediHelp also lists interactions of Human papillomavirus vaccine with, for example, Antithymocyte globulin equine, Antithymocyte globulin rabbit, Atidarsagene autotemcel. The full list is on the Human papillomavirus vaccine page.

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