Tag Archives: pfizer efficacy

The new variant of SARS-CoV-2, said to have originated in south-east England, has raised concerns about the effectiveness of vaccines developed to provide immunity against coronavirus disease (Covid-19). According to a CNN report, Pfizer Inc. has begun work on generating data to analyze how well blood samples from people inoculated …

Pfizer Inc. and BioNTech SE announced Wednesday that the final efficacy analysis of their vaccine candidate, BNT162b2, undergoing the phase 3 trial met all of the study’s primary efficacy endpoints. Biotech companies said the study indicated a 95 percent vaccine efficacy rate, close to the efficacy rate found in early …