Drug interactions
Influenza virus vaccine quadrivalent + Prednisone
Severity: Minor
Influenza virus vaccine quadrivalent 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 influenza vaccine. Vaccination is still recommended because patients on steroids are at higher risk of influenza complications.
What this interaction means in plain words
Influenza virus vaccine quadrivalent 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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Influenza virus vaccine quadrivalent and Prednisone, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 7 days on the web. No card needed.
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 quadrivalent with Prednisone?
MediHelp rates the interaction as minor. Influenza virus vaccine quadrivalent 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 influenza vaccine. Vaccination is still recommended because patients on steroids are at higher risk of influenza complications.
How serious is the interaction between Influenza virus vaccine quadrivalent 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.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
