BioNTech and Pfizer’s COVID-19 immunization shows potential in human preliminary Kumar Jeetendra | July 2, 2020 A COVID-19 vaccine manufactured by German biotech firm BioNTech and U.S. pharmaceutical giant Pfizer has revealed potential and has been found to be well taken in early-stage human trials, the firms said on Wednesday. The medication is among 17 being tested on humans in a frantic global race to discover a vaccine that the world …