Drug interactions
Foscarnet + Ublituximab
Severity: Minor
Foscarnet and Ublituximab: 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
Ublituximab depletes B cells and is immunosuppressive, which raises infection risk, including opportunistic viral infections. This does not alter foscarnet pharmacokinetics, but it may increase the underlying need for antiviral therapy and the chance of treatment failure.
What this interaction means in plain words
Foscarnet and Ublituximab have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Foscarnet belongs to Anti Virals; Ublituximab belongs to Miscellaneous.
Why it happens
Pharmacodynamic immunosuppression by B-cell depletion, with no direct effect on foscarnet activity.
What to do
No dose change is needed. Monitor for infections and the clinical response to antiviral therapy.
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 Foscarnet and Ublituximab, 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 Foscarnet
- Cidofovir + Foscarnet Contraindicated
- Foscarnet + Pimozide Contraindicated
- Foscarnet + Thioridazine Contraindicated
- Foscarnet + Vandetanib Contraindicated
- Adagrasib + Foscarnet Major
- Adefovir + Foscarnet Major
Other interactions of Ublituximab
Frequently asked questions
Can I take Foscarnet with Ublituximab?
MediHelp rates the interaction as minor. Foscarnet and Ublituximab have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Ublituximab depletes B cells and is immunosuppressive, which raises infection risk, including opportunistic viral infections. This does not alter foscarnet pharmacokinetics, but it may increase the underlying need for antiviral therapy and the chance of treatment failure.
How serious is the interaction between Foscarnet and Ublituximab?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No dose change is needed. Monitor for infections and the clinical response to antiviral therapy.
What other medicines interact with Foscarnet?
MediHelp also lists interactions of Foscarnet with, for example, Cidofovir, Pimozide, Thioridazine. The full list is on the Foscarnet 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.
