<div class="html__StyledDiv-sc-18wgwvq-0 gKMRUh block-margin-bottom"><p><!-- start AP embed --></p> <p>How does Pfizer’s genetic vaccine work against COVID-19?</p> <p>Check out the video below to find out.</p> <p>Pfizer says its vaccine has shown to be 90% effective in clinical trials and could soon be approved.</p> <p>The clinical trial looked at the first 94 confirmed cases of COVID-19 among the more than 43,000 volunteers who got either two doses of the vaccine or a placebo.</p> <p>They say 10% of infections were in participants who had been given the vaccine.</p> <p>More than 90% of the cases were in people who had been given a placebo.</p> <p><iframe loading="lazy" src="https://www.youtube.com/embed/bJMtgcEk8bk" width="560" height="315" frameborder="0" allowfullscreen="allowfullscreen"> © 2023 - 910 Media Group
