Pfizer's COVID-19 Vaccine
Pfizer's COVID-19 Vaccine Report breakthrough to find Coronavirus vaccine finally after the 3rd stage human trial is announced by Pfizer's scientists & BioNTech company. On the 6th of November 2020 at BBC News: In the fight against the coronavirus pandemic, drugmakers Pfizer and BioNTech have announced their experimental vaccine maybe 90% percent effective at preventing COVID-19. To develop a vaccine there are some developmental stages : Exploratory stage Pre-clinical stage Clinical development (Human trial) Regulatory review and approval Manufacturing Quality control Pfizer JUST WENT THROUGH HUMAN TRIAL : The drugmakers’ human trial has gone through some 44,000 people in six countries, half of them have been administered with the vaccine, while the other half were given a placebo – a treatment designed to have no effect. Monday’s data is from an analysis that was conducted after 94 participants in the continuing trial developed COVID-19. Fewer than nine of them who caug