How long does it take to work?

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by Drugs.com
Xeljanz can work in as little as three days for patients with ulcerative colitis. Some patients with rheumatoid arthritis, psoriatic arthritis, juvenile idiopathic arthritis and ankylosing spondylitis will notice an improvement in their symptoms within two weeks, but others may have to wait up to three to four months for Xeljanz to work. Xeljanz (tofacitinib citrate) is a Janus kinase (JAK) inhibitor and disease modifying anti-rheumatic drug (DMARD), which works by suppressing the immune system.

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