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The American Academy of Pediatrics doesn't recommend using the nasal spray flu vaccine. In late August, the federal Centers for Disease Control and Prevention concluded it wasn't up to snuff.
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In June, the CDC said the popular nasal flu vaccine isn't effective based on its use in U.S. children. But a new Canadian study says that it does indeed work. It's not at all clear who's right.
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A CDC advisory panel concluded the nasal spray vaccine is so ineffective that it shouldn't be used by anyone during the 2016-2017 flu season. Until 2015, the spray was the top choice for kids.
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A panel of advisers to the Centers for Disease Control and Prevention recommended against using a needle-free flu vaccine that's popular with pediatricians, parents and children.