Pfizer

Pfizer Inc and BioNTech SE have started an international study with 4,000 volunteers to evaluate the safety and effectiveness of their COVID-19 vaccine in healthy pregnant women, the companies said on Thursday. Pregnant…

Pfizer and BioNTech said Saturday they will limit the delays of their vaccine deliveries to just one week, after fears in Europe that shipments of the jabs could be slowed for up to a month. The US drugmaker and its…