The shots were ruined after workers accidentally mixed up some of the ingredients with those of the AstraZeneca vaccine. The company is currently enrolling teenage participants in Spain and the U.K., with additional enrollment opening up “shortly” in Argentina, Brazil, Canada, the Netherlands and the U.S., according to the release.įriday’s announcement comes days after Johnson & Johnson revealed that 15 million doses of its vaccine were spoiled at a Baltimore facility several weeks ago. Unlike Pfizer’s and Moderna’s two-dose vaccines, Johnson & Johnson’s shots requires only one jab to be effective.Īs part of the extended trial, the New Jersey-based drugmaker also plans to evaluate different dose levels and vaccination schedules, including two-and three-month intervals between shots. Johnson & Johnson’s coronavirus vaccine was the third to receive emergency use authorization. “It is vital that we develop vaccines for everyone, everywhere, to help combat the spread of the virus with the goal to return to everyday life,” he said.
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