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Covid vaccines in use today - can

The first shots were given Dec. On May 10, the Food and Drug Administration authorized the Pfizer vaccine for use in children aged 12 to The Pfizer vaccine is the only vaccine currently authorized for covid vaccines in use today under age 18, and the Centers for Disease Control and Prevention's expert vaccine committee said children can receive the shot alongside other routine vaccinations.

In early April, around the time most states expanded vaccine eligibility to include all adults, more than two million people were receiving their first vaccine each day. If vaccinations had continued at this pace, nearly all eligible Americans would be vaccinated by now.

The agency encourages health care providers to also follow the recommendations that will be provided by the CDC following a meeting of their Advisory Committee on Immunization Practices and formal recommendations signed by the CDC director. The shots contain a weakened version of adenovirus, a common cold virus that naturally infects chimpanzees.

Scientists genetically altered the adenovirus, named covid vaccines in use today, so it can no longer infect human cells and then added genes that code for the coronavirus spike protein.

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