Real-life data shows that the Pfizer vaccine is effective against a worrisome variant of the coronavirus first seen in South Africa called B.1.351, Bourla said at a CVS Health Live event on Facebook Thursday. posted. “Protection is declining over time, but within six months it is still extremely, extremely high,” he said.
“If you ask me, I think based on this data there will be a need for revaccinations,” added Bourla.
Bourla said it remains to be seen how often this should happen, but “a likely scenario is that a third dose will probably be needed somewhere between six and 12 months and from that point on there will be an annual re-vaccination. must all be confirmed. “
“In pandemics, you are just as protected as your neighbor,” said Bourla. He said it is therefore important that all countries get their citizens vaccinated.