Pfizer and BioNTech have said they will produce Covid-19 vaccine in South Africa in collaboration with Biovac Institute in Cape Town, in a move that would ease the supply of vaccines for the African Union (AU). more
Pfizer bats for booster shot as immunity from its vaccine shows decline

Pfizer has admitted that the immunity induced by its coronavirus vaccine is waning and it is making efforts to develop a booster dose that will protect people from the variants of the vir ...