Pfizer Announces Extension of Review of New Drug Application of Abrocitinib for the Treatment of …,

XELJANZ has been studied in more than 50 clinical trials worldwide and prescribed to over 208,000 adult patients (the majority of whom were RA …, XELJANZ has been studied in more than 50 clinical trials worldwide and prescribed to over 208,000 adult patients (the majority of whom were RA …, Read More