Quisovalimab (AVTX-002; AEVI 002; SAR 252067) is a human monoclonal antibody against LIGHT, a tumor necrosis factor (TNF)-related cytokine (TNFSF14) that plays an important role in acute respiratory distress syndrome (ARDS) and cytokine release syndrome (CRS) COVID-19. Quisovalimab can be used in COVID-19 acute respiratory distress syndrome and other studies.