Eun Soo Kim, Sung Kook Kim, Dong Il Park, Hyo Jong Kim, Yoo Jin Lee, Ja Seol Koo, Eun Sun Kim, Hyuk Yoon, Ji Hyun Lee, Ji Won Kim, Sung Jae Shin, Hyung Wook Kim, Hyun-Soo Kim, Young Sook Park, You Sun Kim, Tae Oh Kim, Jun Lee, Chang Hwan Choi, Dong Soo Han, Jaeyoung Chun, Hyun Soo Kim
BACKGROUND: We aimed to compare trough infliximab levels and the development of antidrug antibody (ADA) for 1 year between Crohn's disease (CD) and ulcerative colitis (UC) patients who were biologic-naive, and to evaluate their impact on clinical outcomes. METHODS: This was a prospective, multicenter, observational study. Biologic-naive patients with moderate to severe CD or UC who started CT-P13, an infliximab biosimilar, therapy were enrolled. Trough drug and ADA levels were measured periodically for 1 year after CT-P13 initiation...
April 26, 2022: Journal of Clinical Gastroenterology