placebo for amg 569

Avacopan added to standard-of-care therapy in ANCA-associated vasculitis with severe kidney involvement: a randomized, placebo-controlled, double-blinded multicenter superiority study

A Randomized, Double-blind, Placebo-controlled Phase 4 Clinical Trial to Evaluate the Long-term Safety and Efficacy of Avacopan in participants With Antineutrophil Cytoplasmic Antibody (ANCA)-associated Vasculitis