Drug interactions
Belimumab + Hydroxyurea
Severity: Moderate
Belimumab and Hydroxyurea: 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
Belimumab reduces B-cell survival and hydroxyurea suppresses marrow function. Used together they may raise the risk of infection beyond either drug alone.
What this interaction means in plain words
Belimumab and Hydroxyurea 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.
Belimumab belongs to Miscellaneous; Hydroxyurea belongs to Miscellaneous.
Why it happens
Additive immunosuppressive effects.
What to do
Monitor for infection and check blood counts regularly. Interrupt therapy if a serious infection develops.
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 Hydroxyurea
Other interactions of Belimumab
- Belimumab + Measles mumps and rubella vaccine Major
- Abatacept + Belimumab Moderate
- Adalimumab + Belimumab Moderate
- Anakinra + Belimumab Moderate
- Anti-thymocyte + Belimumab Moderate
- Belimumab + Denosumab Moderate
Frequently asked questions
Can I take Belimumab with Hydroxyurea?
MediHelp rates the interaction as moderate. Belimumab and Hydroxyurea 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. Belimumab reduces B-cell survival and hydroxyurea suppresses marrow function. Used together they may raise the risk of infection beyond either drug alone.
How serious is the interaction between Belimumab and Hydroxyurea?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for infection and check blood counts regularly. Interrupt therapy if a serious infection develops.
What other medicines interact with Hydroxyurea?
MediHelp also lists interactions of Hydroxyurea with, for example, Didanosine, Adenovirus types 4 and 7 live, Axicabtagene ciloleucel. The full list is on the Hydroxyurea page.
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