To report SUSPECTED ADVERSE REACTIONS, contact argenx at 1-833-argx411 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch

Argenx

To report SUSPECTED ADVERSE REACTIONS, 
contact argenx at 1-833-argx411 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch

ACR Posters and Presentations 2025

Treatment of Sjögren's disease by blocking FcRn: clinical and translational data from RHO, a phase 2 randomized, placebo-controlled, double-blind, proof-of-concept study with efgartigimod

October 24, 2025

Treatment of Sjögren's disease by blocking FcRn: clinical and translational data from RHO, a phase 2 randomized, placebo-controlled, double-blind, proof-of-concept study with efgartigimod

October 24, 2025

Pharmaceutical blockade of the neonatal Fc gamma receptor ameliorates autoimmunity, inflammation and fibrosis in the Topoisomerase I mouse model of systemic sclerosis

October 25, 2025

Pharmaceutical blockade of the neonatal Fc gamma receptor ameliorates autoimmunity, inflammation and fibrosis in the Topoisomerase I mouse model of systemic sclerosis

October 25, 2025

Effect of Efgartigimod PH20 SC on Total Improvement Score, Its Core Set Measures, and Patient/Clinician Impressions of Change: Results From the Phase 2 ALKIVIA Study of Adults With Active Idiopathic Inflammatory Myopathy

October 25, 2025

Effect of Efgartigimod PH20 SC on Total Improvement Score, Its Core Set Measures, and Patient/Clinician Impressions of Change: Results From the Phase 2 ALKIVIA Study of Adults With Active Idiopathic Inflammatory Myopathy

October 25, 2025

ACR Posters and Presentations 2026

Handouts

Efgartigimod Mechanism of Action Handout

August 31, 2026

Efgartigimod Mechanism of Action Handout

August 31, 2026

Myositis Disease State Handout

August 31, 2026

Myositis Disease State Handout

August 31, 2026

Sjögren’s Disease Disease State Handout

August 31, 2026

Sjögren’s Disease Disease State Handout

August 31, 2026

Immunology Innovation Program Flyer

August 31, 2026

Immunology Innovation Program Flyer

August 31, 2026

Cross-indication Externally Sponsored Research Handout

August 31, 2026

Cross-indication Externally Sponsored Research Handout

August 31, 2026

VYVGART/VYVGART HYTRULO: Generalized Myasthenia Gravis (gMG) and Chronic Inflammatory Demyelinating Polyradiculoneuropathy (CIDP) Cross-indication Safety Handout

August 31, 2026

VYVGART/VYVGART HYTRULO: Generalized Myasthenia Gravis (gMG) and Chronic Inflammatory Demyelinating Polyradiculoneuropathy (CIDP) Cross-indication Safety Handout

August 31, 2026

Efgartigimod in Sjögren’s Disease: RHO Study Clinical Data Summary

August 31, 2026

Efgartigimod in Sjögren’s Disease: RHO Study Clinical Data Summary

August 31, 2026