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Xeljanz (tofacitinib) is a small molecule pharmaceutical. Tofacitinib was first approved as Xeljanz on 2012-11-06. It is used to treat rheumatoid arthritis in the USA. It has been approved in Europe to treat rheumatoid arthritis. The pharmaceutical is active against tyrosine-protein kinase JAK3, tyrosine-protein kinase JAK1, and tyrosine-protein kinase JAK2. In addition, it is known to target serine/threonine-protein kinase N1 and non-receptor tyrosine-protein kinase TYK2. Xeljanz's patents are valid until 2034-03-14 (FDA).
Trade Name Xeljanz
Common Name Tofacitinib
Indication rheumatoid arthritis
Drug Class Tyrosine kinase inhibitors: janus kinase inhibitors
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