By Zachary Stieber The U.S. Food and Drug Administration (FDA) is investigating reports of relapses among people who took Pfizer’s COVID-19 pill. The FDA “is evaluating the…
By Zachary Stieber The U.S. Food and Drug Administration (FDA) is investigating reports of relapses among people who took Pfizer’s COVID-19 pill. The FDA “is evaluating the…