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Who makes Xeljanz and where is it made?

Medically reviewed by Leigh Ann Anderson, PharmD. Last updated on Dec 5, 2023.

Official answer


Xeljanz and Xeljanz XR are made by Pfizer Inc., a pharmaceutical company located in New York, NY. You can contact Pfizer at 1-800-879-3477 or online at

If you are looking for information on cost-savings for Xeljanz, you can contact the Xelsource team at 1-844-935-5269, Monday through Friday from 8 AM to 8 PM ET.

When was Xeljanz approved by the FDA?

In November 2012 the U.S. Food and Drug Administration (FDA) first approved Xeljanz (tofacitinib). It is an oral Janus kinase (JAK) inhibitor used for the treatment of:

  • rheumatoid arthritis
  • psoriatic arthritis
  • ulcerative colitis
  • ankylosing spondylitis
  • polyarticular juvenile idiopathic arthritis.

Xeljanz comes as an oral tablet or an oral solution and is usually given twice a day. Xeljanz XR, an extended-release tablet, is usually given once per day. Follow your doctor's dosing instructions exactly.

If you have kidney or liver problems, take certain medicines, or have certain low blood cell counts, your doctor may need to adjust your dose.

Learn More: Xeljanz Uses, Safety and Side Effects (in detail)

This is not all the information you need to know about Xeljanz (tofacitinib) for safe and effective use and does not take the place of talking to your doctor about your treatment. Review the full Xeljanz information here, and discuss this information and any questions you have with your doctor or other health care provider.


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