Drug interactions
Tofacitinib + Ublituximab
Severity: Major
Tofacitinib and Ublituximab: major 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
Both agents suppress immune function, so combined use may increase the risk of serious infections. Ublituximab causes prolonged B-cell depletion, adding to the effect of tofacitinib.
What this interaction means in plain words
Tofacitinib and Ublituximab can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Tofacitinib belongs to Musculoskeletal; Ublituximab belongs to Miscellaneous.
Why it happens
Additive immunosuppression from JAK inhibition and anti-CD20 B-cell depletion.
What to do
Avoid concurrent use where possible. If combined, monitor closely for infection and consider timing and duration of each drug's effect.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Tofacitinib
- Baricitinib + Tofacitinib Contraindicated
- Cladribine + Tofacitinib Contraindicated
- Tofacitinib + Upadacitinib Contraindicated
- Abatacept + Tofacitinib Major
- Anti-thymocyte + Tofacitinib Major
- Antithymocyte globulin equine + Tofacitinib Major
Other interactions of Ublituximab
Frequently asked questions
Can I take Tofacitinib with Ublituximab?
MediHelp rates the interaction as major. Tofacitinib and Ublituximab can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Both agents suppress immune function, so combined use may increase the risk of serious infections. Ublituximab causes prolonged B-cell depletion, adding to the effect of tofacitinib.
How serious is the interaction between Tofacitinib and Ublituximab?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid concurrent use where possible. If combined, monitor closely for infection and consider timing and duration of each drug's effect.
What other medicines interact with Tofacitinib?
MediHelp also lists interactions of Tofacitinib with, for example, Baricitinib, Cladribine, Upadacitinib. The full list is on the Tofacitinib page.
Full monographs, dosing and an interaction checker in the MediHelp app
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