argenx Presents New Efgartigimod Data at EULAR 2025 Highlighting Positive Phase 2 Proof-of-Concept Results in Myositis and Sjogren’s Disease

ALKIVIA data demonstrate significant improvement in muscle strength and physical function in myositis patients treated with efgartigimodRHO data show efgartigimod achieved sustained reduction in autoantibodies and improved functional outcomes in patients with Sjogren’s disease; program granted U.S. FDA Fast Track designationargenx committed to new therapeutic areas in rheumatology with ongoing Phase 3 studies in myositis (ALKIVIA) and Sjogren’s disease (UNITY) June 11, 2025, 12:01 AM CET Amsterdam, the Net ...