05
Feb

Safety Trial Finds Increased Risk of Serious Heart-Related Problems and Cancer with Xeljanz, Xeljanz XR (tofacitinib)

When FDA approved the Pfizer drug product tofacitinib (Xeljanz, Xeljanz XR), which treats arthritis and ulcerative colitis by decreasing the activity of the immune system, they required that Pfizer conduct post-approval safety trials to evaluate the risk of serious heart-related events, cancer and infections. Tofacitinib is offered in two strengths which were both studied in […]

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