IL6 and COVID-19: Since elevated interleukin- (IL-6) levels have been detected in severe diseased COVID-19 patients (32) and teriflunomide is thought to decrease the release of proinflammatory cytokines like IL-6, IL-8, and monocyte-derived chemotactic protein-1 (MCP-1) from monocytes, it could even have a positive effect in case of SARS-CoV-2 infection.