95% effective

AstraZeneca: COVID-19 Vaccine ‘Highly Effective’ Prevention

LONDON (AP) – AstraZeneca says late-stage trials of its COVID-19 vaccine developed with Oxford University were “highly effective” in preventing disease. The results are based on an interim analysis of trials in the U.K. and Brazil of the vaccine. Dr. Andrew Pollard said, “these findings show that we have an effective vaccine that will save many lives.” He said if…

Pfizer: COVID-19 shot 95% Effective, Seeking Clearance Soon

Pfizer has announced more results in its ongoing coronavirus vaccine study that suggest the shots are 95% effective. The company also said that the vaccine appears to protect older people most at risk of dying from COVID-19. The surprise announcement, just a week after it first revealed promising preliminary results, comes as the company is preparing within days to formally…