Third shot may be needed to fight new variants, Bill Gates warns
A third dose ofmay be needed to prevent serious cases of new variants of the disease, said Tuesday. The billionaire philanthropist’s comments come amid to the that current vaccines are less effective against the South African and Brazilian variants.
“The discussion now is do we just need to get a super high coverage of the current vaccine, or do we need a third dose that’s just the same, or do we need a modified vaccine?” Gates told “CBS Evening News” anchor and managing editor Norah O’Donnell.
“All five of the companies that have U.S. vaccines are looking at making that modification and adding that in so that people who’ve already had two shots …continued .
[Source: CBS News]