upadacitinib,tofacitinib
pfizer,abbvie
['ibd', '#uc ', 'tofacitinib', 'xeljanz', ' aa ', ' uc ', 'ulcerative colitis', 'inflammatory,bowel', 'crohn', 'upadacitinib', 'tofa', 'pfizer', 'abbvie']
can upadacitinib be used after tofacitinib primary or secondary non-response in #ibd (both #uc and #crohns)? answer: yes ( p724 today)
it is mechanism? dose? not clear, but it works in many people. #rubinlab 
Professor and Chief of GI, The University of Chicago Medicine. I specialize in and advocate for the care of IBD patients. My tweets are my own. (he/him)