One of the latest studies in the US has shown that AstraZeneca's covid-19 vaccine is actually 79% effective on patients. A large clinical trial in the United States found that the coronavirus vaccine developed by AstraZeneca co. and the University of Oxford provided strong protection and Immunity against Covid-19, preventing the worst side effects and outcomes of it, according to results announced on Monday.
The largest trial of its kind involved 32,000 participants. The AstraZeneca vaccine showed 79% of effectiveness in preventing symptomatic infections, higher than observed in all previous clinical trials, and also showed great protection for elderly people, who were not given much attention or well represented by the other previous vaccines clinical trials.
The AstraZeneca vaccine is or will be used in Morocco and more than 70 other countries all over the world.