{Reference Type}: Case Reports {Title}: First-trimester exposure to tofacitinib in ulcerative colitis: A case report of a healthy newborn and literature review. {Author}: Arzivian A;Zhang E;Laube R;Leong R; {Journal}: Clin Case Rep {Volume}: 12 {Issue}: 4 {Year}: 2024 Apr 暂无{DOI}: 10.1002/ccr3.8764 {Abstract}: Tofacitinib is contraindicated in pregnancy. We present a patient with ulcerative colitis on tofacitinib who had an unplanned pregnancy. Tofacitinib was ceased, switched to vedolizumab, and she gave birth to a healthy newborn at term. Case reports of reassuring outcomes provide real-world data that assists decision-making for future patients.