Tocilizumab Subject: Science and Technology Context: The World Health Organization (WHO) has approved the use of Interleukin-6 (IL-6) blockers — tocilizumab and sarilumab — as part of COVID-19 management protocol. Concept: IL-6 IL-6 is an inflammatory marker that is responsible for a cytokine storm in the body, mostly in the second phase of COVID-19 […]