Rules for Clinical Trials in a Pandemic

A new study finds that adding a simple steroid to the treatment of severe Covid-19 cases can significantly reduce deaths. That’s another milestone in the battle against the virus. It shows a path for reducing Covid deaths faster through medical innovation and for keeping the health-care system from being overwhelmed as the epidemic spreads.The U.S., unlike Europe and Asia, seems to have decided not to crush the virus but try to reduce its spread to a controllable level.