Pfizer Says Updated COVID-19 Shot , Effective Against Omicron.
NBC News reports Pfizer announced on
June 25 that its updated coronavirus vaccine
better targets the omicron variant.
Experts say while current vaccines offer ample protection against new variants, .
their effectiveness has waned
in the age of omicron.
The Food and Drug Administration has considered ordering altered vaccines, .
hoping a modified recipe could offer
more protection when coronavirus
surges again this fall and winter.
Pfizer says after studying over 1,200 adults who had received three vaccine doses.
officials say each of their vaccines
showed a substantial increase in omicron-resistant antibodies.
Based on these data,
we believe we have two
very strong omicron-
adapted candidates. , statement from Pfizer CEO Albert Bourla, via NBC News.
Pfizer's tweaked shot shows a 9 to 11-fold increase in omicron-fighting antibodies.
almost 1.5 times higher than
the company's initial dose