A lead investigator on the study told reporters that 'the vaccine is excellent against the Alpha and Delta,' but the study found that 'for Omicron, it's not good enough,' The Times of Israel reported Monday evening
A person receives a fourth dose of the Pfizer-BioNTech COVID-19 vaccine in Tel Aviv, Israel, on January 3.Four vaccine shots didn't stop people from catching Omicron, an official from an Israeli trial said.The vaccines are still reducing the risk of hospitalization from Omicron, per previous data.
A landmark Israeli trial is expected to show that four shots of vaccine didn't stop infection by the Omicron variant, according to a study official. While the extra dose — of either Pfizer or Moderna vaccine — seemed to have some effect, rates of infection among those with four doses were not substantially different from those who had three doses of Pfizer, the study official said.
Gili Regev-Yochay, a lead investigator on the study, told reporters that "the vaccine is excellent against the Alpha and Delta," but the study found that "for Omicron, it's not good enough,"The investigator did not release data from the trial, noting that the results are preliminary. But she said she shared the early findings as there was a large public interest, according to The Times of Israel.
The findings, if confirmed and vetted by other scientists after publication, could bolster calls for the development of a
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