in preventing symptomatic illness, according to data published Monday from a 32,000-plus person phase 3 trial in the U.S. and in Latin America. The two-shot vaccine also showed 100% efficacy in preventing severe disease and hospitalization. AstraZeneca plans to file with the FDA for emergency use authorization in April. The latest trial data comes as a number of European nations temporarily suspended the use of AstraZeneca's vaccine following reports of blood clots.
Walgreens staff prepare vaccines for Educational Staff at Kettering City Schools to receive the Covid-19 vaccine as a part of Ohio's Phase 1B vaccine distribution in Dayton, Ohio on February 10, 2021.Even as the pace of vaccinations accelerates in the U.S., Covid casesand highly infectious variants are spreading as governors relax restrictions on businesses. Public health officials warn that while roughly 2.