KANG-HSI WUYU-HUA CHAO2026-10-162026-10-162014-01-01Pure ID: 15436347Pure UUID: 6b1d5e5a-16bf-4ca3-b6a0-fd4b1f6c09b210.1097/INF.0000000000000407https://www.scopus.com/pages/publications/84925946573https://scholars.csmu.edu.tw/handle/123456789/24559Leflunomide, an immunosuppressant with antiviral activity, was used to treat 5 children with severe BK virus-associated hemorrhagic cystitis after hematopoietic stem cell transplantation. Without severe side effects, BK viral loads in blood and urine decreased significantly after leflunomide treatment. Compared with 7 historical controls, duration of BK virus-associated hemorrhagic cystitis was significantly shorter in patients receiving leflunomide therapy (P < 0.01).3enjournal article