MADRID—The anti-IL6 “nanobody,” vobarilizumab, produced mixed results when used with methotrexate (MTX) and compared with MTX and placebo, according to results of a 24-week, double-blind Phase 2b study of patients with rheumatoid arthritis (RA), which were presented in an abstract session at the Annual European Congress of Rheumatology (EULAR). The drug missed its primary endpoint…