Also known as: efgartigimod alfa-fcab, Efgartigimod alfa-fcab
argenx reported $1.3B in Q1 2026 global product net sales (63% YoY growth). The FDA PDUFA target date for seronegative gMG is May 10, 2026. Positive ADAPT OCULUS results support an oMG label expansion. Pipeline milestones include myositis readout in Q3 2026 and MMN readout in Q4 2026.
January and March 2026 drug pipeline updates included Phase 3 results, Fast Track designations and Priority Review decisions across multiple disease areas. Mavacamten, teplizumab-mzwv, anifrolumab, AXS-05, gedatolisib and AFTX-201 were among the programs with notable milestones.
Global orphan drug sales are forecast to reach $409 billion by 2032, representing one-fifth of prescription drug sales, with Johnson & Johnson and Argenx leading the market amid regulatory uncertainty.
