The US Food and Drug Administration (FDA) has authorized the emergency use of the Pfizer-BioNTech Covid vaccine in children between five and 11 years. It will be the first Corona vaccine for young children in the United States. The decision comes after a high-level medical panel advising the government endorsed the shots.<br />''<br />''The FDA decision is expected to make the vaccine available to 28 million American children, many of whom are back in school for offline classes. The FDA authorized a 10-microgram dose of Pfizer's vaccine in young children.<br />''<br />''<span style="color: #222222;">Pfizer and BioNTech said their vaccine showed 90.7 percent efficacy against the coronavirus in a clinical trial of children aged 5 to 11.</span><br />