“The immunogenicity data leave uncertainties regarding how long the protection provided by the inoculation lasts,” Anvisa stated in a note.
In March, 19.3 million doses have been delivered. By the end of April, the total amount of vaccines provided by Butantan will have reached 46 million.
The planned capacity for packaging is 600 thousand to a million doses a day. The first batch should include approximately 300 thousand doses. Some 40 million doses are estimated to be produced by January.