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