Real-world data show the Pfizer vaccine is effective against a worrying variant of the coronavirus first seen in South Africa, called B.1.351, Bourla said during a CVS Health Live event posted on Facebook on Thursday. “Protection decreases with time, but even in six months it’s still extremely, extremely high,” he said.
“If you ask me, I think it will be necessary, based on this data, revaccinations,” Bourla added.
Bourla said it remains to be seen how often this should happen, but “a likely scenario is that it will probably take a third dose in six to twelve months and from there there will be a re-vaccination. But all this is done.” must confirm “.
“In pandemics, you are as protected as your neighbor,” Bourla said. He said that is why it is important that all countries vaccinate their citizens.