On August 16, 2019, the Food and Drug Administration approved fedratinib (Inrebic, Impact Biomedicines, Inc.) for adults with intermediate-2 or high-risk primary or secondary (post-polycythemia vera or post-essential thrombocythemia) myelofibrosis (MF).
The prescribing information for fedratinib includes a Boxed Warning to advise healthcare professionals and patients about the risk of serious and fatal encephalopathy, including Wernicke’s encephalopathy. Healthcare professionals are advised to assess thiamine levels in all patients prior to starting fedratinib, periodically during treatment, and as clinically indicated. If encephalopathy is suspected, fedratinib should be immediately discontinued and parenteral thiamine initiated.
Read FDA announcement.
Posted 8/16/2019
At the 2026 ASCO Annual Meeting, the Louisiana Oncology Society received the ASCO Jeffrey C Ward Affiliate Advocacy Award for advancing critical advocacy priorities that have translated into meaningful legislative victories. The Iowa Oncology Society and Washington State Medical Oncology Society were also recognized for their advocacy efforts in 2025 at the meeting, receiving second place awards.
