Drug data last refreshed 14h ago · AI intelligence enriched 6d ago
XELJANZ (tofacitinib) is an oral Janus kinase (JAK) inhibitor approved by the FDA in September 2020 as a solution formulation. It is indicated for rheumatoid arthritis and other inflammatory conditions, working by selectively inhibiting JAK enzymes to reduce immune-mediated inflammation. The drug represents a shift toward convenient oral dosing in a market historically dominated by injectable biologics.
Product is in late-stage maturity with ~$280M in annual Part D spending but faces significant competitive pressure (35% intensity); brand team will be defense-focused rather than growth-oriented.
Mechanism of action data is being enriched from DailyMed and FDA sources. Check back soon for updated drug intelligence.
Indication data is being enriched from DailyMed and FDA labeling. Check back soon for approved therapeutic uses.
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Worked on XELJANZ at Pfizer? Share your interview experience or compensation data (+7 days Pro)
The information on this page is for informational purposes only and should not be used as a substitute for professional medical advice. Drug information is sourced from FDA, DailyMed, and other government databases. Adverse event data from FAERS does not establish causation. Always consult a healthcare professional for medical decisions.
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$280M Medicare spend — this is a commercially significant brand
XELJANZ offers limited career growth opportunity given its post-LOE status and imminent generic competition. Roles on this product are primarily defensive and focused on maintaining managed care formulary position and optimizing existing patient retention rather than market expansion.