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Xeljanz — Description, Dosage, Side Effects | PillsCard
OTC
Xeljanz
INN: tofacitinib
Data updated: 2026-05-02
Available in:
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About This Product
Manufacturer
User Reviews
Reviews reflect personal experiences and are not medical advice. Always consult your doctor.
Pfizer Limited
ATC Code
L04AF01
Source
EMA · EMEA/H/C/004214
USDailyMed:Tofacitinib
AU:D
L04AF01(WHO)
AU:S4(Prescription only)CA:℞-onlyUK:POM(Prescription only)US:℞-onlyEU:Rx-onlyIn general: ℞ (Prescription only)
3-{(3R,4R)-4-methyl-3-[(methyl)(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino]piperidin-1-yl}-3-oxopropanenitrile
477600-75-2
9926791
347827811
5677
DB08895Y
8102425Y
87LA6FU830
D09970Yas salt:D09783Y
CHEBI:71200Y
ChEMBL221959Y
MI1 (PDBe,RCSB PDB)
DTXSID90197271
Interactive image
CC1CCN(C(=O)CC#N)CC1N(C)c1ncnc2[nH]ccc12
InChI=1S/C16H20N6O/c1-11-5-8-22(14(23)3-6-17)9-13(11)21(2)16-12-4-7-18-15(12)19-10-20-16/h4,7,10-11,13H,3,5,8-9H2,1-2H3,(H,18,19,20)/t11-,13+/m1/s1Key:UJLAWZDWDVHWOW-YPMHNXCESA-N
Tofacitinib, sold under the brandXeljanz, Neojanzamong others, is a medication used to treatrheumatoid arthritis,psoriatic arthritis,ankylosing spondylitis, polyarticular-coursejuvenile idiopathic arthritis, andulcerative colitis.It is ajanus kinase(JAK) inhibitor,discoveredanddevelopedby theNational Institutes of HealthandPfizer.
Common side effects include diarrhea, headache, and high blood pressure.Serious side effects may include infections,cancer, andpulmonary embolism.In 2019, the safety committee of theEuropean Medicines Agencybegan a review of tofacitinib and recommended that doctors temporarily not prescribe the 10 mg twice-daily dose to people at high risk for pulmonary embolism.The U.S.Food and Drug Administration(FDA) also released warnings about the risk of blood clots.An important side effect of Jakinibs is serious bacterial, mycobacterial, fungal and viral infections. In thephase III trialsof tofacitinib amongopportunistic infections,pulmonary tuberculosis(TB) was reported in 3 cases all of which were initially negative upon screening for TB.
It was approved for medical use in the United States in November 2012.The extended-release version was approved in February 2016.It is available as ageneric medication.
⚠️ Warnings
• Caution should be exercised in patients with history of hepatitis B or C, severe liver problems, serious infections, who are taking other medications, any allergy, during pregnancy and breastfeeding.
• Patient may develop with increased risk of lymphoma, liver impairment and other cancers.
• Monitor complete blood counts, liver enzyme and lipid levels regularly while taking this medication.
• Avoid live vaccination while taking this medication.