
Opinion|Videos|November 11, 2024
JAK Inhibition in the Treatment of Alopecia Areata
Key Takeaways
- Baricitinib and deuruxolitinib inhibit JAK1/2, while ritlecitinib targets JAK3 and TEC, reflecting different mechanisms of action in alopecia treatment.
- Selective inhibition focuses on specific JAK pathways, potentially minimizing off-target effects and improving safety profiles.
Panelists discuss the differences in mechanisms of action among the FDA-approved Janus kinase (JAK) inhibitors for alopecia, including baricitinib, deuruxolitinib, and ritlecitinib, and explore how selective inhibition differs from pan-inhibition in influencing treatment efficacy.
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Episodes in this series

Video content above is prompted by the following:
Three JAK inhibitors are FDA-approved for the treatment of alopecia: baricitinib and deuruxolitinib (JAK1/2 inhibitors), and ritlecitinib (selective JAK3 and TEC inhibitor). Can you talk about the differences in mechanisms of action and how they might influence treatment efficacy for alopecia?
How does selective inhibition differ from pan-inhibition?
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