Covid-19 vaccine developed by Pfizer Inc and BioNTech SE, the latest regulatory go-ahead for the shot, while the United States authorised Moderna Inc's vaccine on Dec.
19, the second for the country and the first for the company worldwide.The following is what we know about the race to deliver vaccines to help end the coronavirus pandemic that has killed more than 1.7 million people worldwide:Who is furthest along?US drugmaker Pfizer and German partner BioNTech are the COVID-19 vaccine trailblazers.On Nov.
18, they became the first in the world to release full late-stage trial data. Britain was the first to approve the shot for emergency use on Dec.