Connect with others who understand.

sign up log in
About myRAteam


Xeljanz is a prescription medication approved by the Food and Drug Administration (FDA) to treat moderate-to-severe rheumatoid arthritis in adults who have not responded adequately to Methotrexate. Xeljanz is also known by its drug name, Tofacitinib.

Xeljanz is an immunomodulator, or in other words, a drug that modulates the immune system. It is also considered a biologic. Xeljanz is believed to work by inhibiting Janus kinases, chemicals involved in signaling the immune system to attack the connective tissues.

How do I take it?
Xeljanz is a taken orally once or twice a day.

Xeljanz comes in extended release tablet and regular tablet forms.

Side effects
The FDA-approved label for Xeljanz lists common side effects including headache, diarrhea, upper respiratory infections, and inflammation of the nose or nasal passages.

Rare but serious side effects listed for Xeljanz can include serious infections and increased risk of developing certain types of cancer.

For answers to frequently asked questions about exposure to Xeljanz during pregnancy and breastfeeding, visit the experts at

For more information, visit:

Xeljanz - Pfizer

Xeljanz (Tofacitinib) for Rheumatoid Arthritis Questions

Continue with Facebook
Sign up with your email
Already a Member? Log in