Infliximab Serum Level Assessment After Switching from Intravenous to Subcutaneous Administration: The ISLASIS Study
Introduction Subcutaneous infliximab (SC-IFX) has emerged as an alternative maintenance therapy for inflammatory bowel disease (IBD), offering absorption and sustained systemic exposure. Although higher and more stable serum concentrations have been reported with SC-IFX, prospective real-world data evaluating pharmacok...