Drug interactions
Baricitinib + Vedolizumab
Severity: Major
Baricitinib and Vedolizumab: 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
Baricitinib is a JAK inhibitor with broad immunosuppressive effects, and labeling advises against combining it with biologic DMARDs. Adding vedolizumab may increase the risk of serious infection.
What this interaction means in plain words
Baricitinib and Vedolizumab 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.
Baricitinib belongs to Musculoskeletal; Vedolizumab belongs to Gastrointestinal Tract.
Why it happens
Additive immunosuppression via JAK inhibition and gut-selective integrin blockade.
What to do
Avoid the combination and use one agent. If overlap occurs, monitor for infection.
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 Vedolizumab
- Natalizumab + Vedolizumab Contraindicated
- Certolizumab pegol + Vedolizumab Major
- Etanercept + Vedolizumab Major
- Golimumab + Vedolizumab Major
- Smallpox vaccine live + Vedolizumab Major
- Upadacitinib + Vedolizumab Major
Other interactions of Baricitinib
- Adenovirus types 4 and 7 live + Baricitinib Contraindicated
- Baricitinib + Bcg vaccine live Contraindicated
- Baricitinib + Tofacitinib Contraindicated
- Baricitinib + Upadacitinib Contraindicated
- Abatacept + Baricitinib Major
- Adalimumab + Baricitinib Major
Frequently asked questions
Can I take Baricitinib with Vedolizumab?
MediHelp rates the interaction as major. Baricitinib and Vedolizumab 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. Baricitinib is a JAK inhibitor with broad immunosuppressive effects, and labeling advises against combining it with biologic DMARDs. Adding vedolizumab may increase the risk of serious infection.
How serious is the interaction between Baricitinib and Vedolizumab?
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 the combination and use one agent. If overlap occurs, monitor for infection.
What other medicines interact with Vedolizumab?
MediHelp also lists interactions of Vedolizumab with, for example, Natalizumab, Certolizumab pegol, Etanercept. The full list is on the Vedolizumab page.
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