Drug interactions
Human papillomavirus vaccine nonavalent + Triamcinolone
Severity: Moderate
Human papillomavirus vaccine nonavalent and Triamcinolone: 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
Corticosteroids given at higher than physiologic doses can blunt the antibody response to inactivated vaccines such as the nonavalent HPV vaccine. Protection may be lower than expected, although the vaccine is not harmful to the patient. The effect depends on dose and duration of steroid exposure.
What this interaction means in plain words
Human papillomavirus vaccine nonavalent and Triamcinolone 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
Glucocorticoid-mediated immunosuppression reduces lymphocyte activation and antibody production after vaccination.
What to do
Do not withhold the vaccine when it is indicated; where practical, give it before starting prolonged or high-dose corticosteroids or at a time of lower steroid exposure. Do not delay the series for a single local injection, and consider checking immune status if the patient remains on high-dose therapy.
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 Triamcinolone
- Smallpox vaccine live + Triamcinolone Contraindicated
- Triamcinolone + Zoster vaccine live Contraindicated
- Adenovirus types 4 and 7 live + Triamcinolone Major
- Aldesleukin + Triamcinolone Major
- Atazanavir + Triamcinolone Major
- Axicabtagene ciloleucel + Triamcinolone Major
Frequently asked questions
Can I take Human papillomavirus vaccine nonavalent with Triamcinolone?
MediHelp rates the interaction as moderate. Human papillomavirus vaccine nonavalent and Triamcinolone 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. Corticosteroids given at higher than physiologic doses can blunt the antibody response to inactivated vaccines such as the nonavalent HPV vaccine. Protection may be lower than expected, although the vaccine is not harmful to the patient. The effect depends on dose and duration of steroid exposure.
How serious is the interaction between Human papillomavirus vaccine nonavalent and Triamcinolone?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Do not withhold the vaccine when it is indicated; where practical, give it before starting prolonged or high-dose corticosteroids or at a time of lower steroid exposure. Do not delay the series for a single local injection, and consider checking immune status if the patient remains on high-dose therapy.
What other medicines interact with Triamcinolone?
MediHelp also lists interactions of Triamcinolone with, for example, Smallpox vaccine live, Zoster vaccine live, Adenovirus types 4 and 7 live. The full list is on the Triamcinolone page.
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