Drug interactions
Chlorambucil + Influenza virus vaccine quadrivalent adjuvanted
Severity: Moderate
Chlorambucil and Influenza virus vaccine quadrivalent adjuvanted: 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
Chlorambucil can reduce the antibody response to influenza vaccination. The vaccine is not live, so it is safe, but protection may be inadequate.
What this interaction means in plain words
Chlorambucil and Influenza virus vaccine quadrivalent adjuvanted 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
Cytotoxic immunosuppression impairs vaccine-induced immune response.
What to do
Vaccinate, ideally before chemotherapy or at a point of best immune recovery, and do not withhold the vaccine. Do not rely on vaccination alone for protection.
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 Chlorambucil
Frequently asked questions
Can I take Chlorambucil with Influenza virus vaccine quadrivalent adjuvanted?
MediHelp rates the interaction as moderate. Chlorambucil and Influenza virus vaccine quadrivalent adjuvanted 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. Chlorambucil can reduce the antibody response to influenza vaccination. The vaccine is not live, so it is safe, but protection may be inadequate.
How serious is the interaction between Chlorambucil and Influenza virus vaccine quadrivalent adjuvanted?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Vaccinate, ideally before chemotherapy or at a point of best immune recovery, and do not withhold the vaccine. Do not rely on vaccination alone for protection.
What other medicines interact with Chlorambucil?
MediHelp also lists interactions of Chlorambucil with, for example, Adenovirus types 4 and 7 live, Axicabtagene ciloleucel, Belatacept. The full list is on the Chlorambucil page.
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