Drug interactions
Influenza virus vaccine trivalent + Prednisone
Severity: Minor
Influenza virus vaccine trivalent and Prednisone: 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
Immunosuppressive doses of prednisone may reduce the antibody response to inactivated trivalent influenza vaccine. Vaccination is still recommended because steroid-treated patients are at higher risk of complications.
What this interaction means in plain words
Influenza virus vaccine trivalent and Prednisone 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
Glucocorticoid-mediated immunosuppression blunting vaccine response.
What to do
Give the annual influenza vaccine as scheduled without waiting for steroid reduction. Maintain standard influenza precautions and prompt antiviral treatment if infected.
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 Prednisone
- Bcg vaccine live + Prednisone Contraindicated
- Measles vaccine + Prednisone Contraindicated
- Mifepristone + Prednisone Contraindicated
- Prednisone + Radium-223 dichloride Contraindicated
- Prednisone + Smallpox vaccine live Contraindicated
- Adenovirus types 4 and 7 live + Prednisone Major
Frequently asked questions
Can I take Influenza virus vaccine trivalent with Prednisone?
MediHelp rates the interaction as minor. Influenza virus vaccine trivalent and Prednisone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Immunosuppressive doses of prednisone may reduce the antibody response to inactivated trivalent influenza vaccine. Vaccination is still recommended because steroid-treated patients are at higher risk of complications.
How serious is the interaction between Influenza virus vaccine trivalent and Prednisone?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Give the annual influenza vaccine as scheduled without waiting for steroid reduction. Maintain standard influenza precautions and prompt antiviral treatment if infected.
What other medicines interact with Prednisone?
MediHelp also lists interactions of Prednisone with, for example, Bcg vaccine live, Measles vaccine, Mifepristone. The full list is on the Prednisone page.
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