On May 6, the U.S. Food & Drug Administration’s (FDA’s) Arthritis Advisory Committee narrowly voted in support of avacopan, a C5a receptor inhibitor, for the treatment of adult patients with anti-neutrophil cytoplasmic antibody (ANCA) associated vasculitis. Although the panelists were excited about the possibility of a steroid-sparing therapy, some raised questions about whether results from…
