Adverse Events Associated with Azathioprine Treatment in Korean Pediatric Inflammatory Bowel Disease Patients

This study evaluated adverse events from azathioprine treatment in 174 Korean pediatric inflammatory bowel disease patients. Adverse events occurred in 56.3% of patients, leading to dose reduction in 17.8% and discontinuation in 10.3%. The most common adverse event was bone marrow suppression (27.0%), followed by gastrointestinal disturbances (15.5%), hair loss (12.1%), and pancreatitis (7.5%). The findings highlighted the need for close monitoring of adverse events in this patient population.