Real-world experience of rIX-FP prophylaxis at dosing intervals of up to 14 days in a pediatric patient with hemophilia B during the COVID-19 pandemic

Switching to rIX-FP prophylaxis at dosing intervals of up to 14 days in a hemophilia B pediatric patient decreased treatment burden by reducing the number of administrations and hospital visits, without affecting efficacy or treatment adherence. This is particularly important in contexts of limited mobility and overloaded healthcare services.