A health care worker holds an injection syringe of the phase 3 vaccine trial, developed against the novel coronavirus (COVID-19) pandemic by the U.S. Pfizer and German BioNTech company, at the Ankara University Ibni Sina Hospital in Ankara, Turkey on October 27, 2020. Dogukan Keskinkilic | Anadolu Agency | Getty Images
Dr. Albert Bourla, chairman and CEO of Pfizer, hailed the trial results as a “great day for science and humanity.”
Pfizer and BioNTech said the case split between vaccinated individuals and those who received a placebo indicated a vaccine efficacy rate of above 90% at seven days after the second dose.
It means that protection from Covid-19 is achieved 28 days after the initial vaccination, which consists of a two-dose schedule. Read more >>