On Wednesday, the FDA said: 'The use of microbially contaminated nasal spray can potentially lead to infection, which can be ...

FluMist, the nasal flu vaccine spray ... “Instead of an injection, there is a live vaccine administered by spray into the nose to give a good immune response so that the nose and respiratory system is ...

While Piedra says the FluMist spray is intended for healthy children and adults, it also works for needle-shy people. "The immune response ... and replicates in the nasal passage," he said in ...

What You Need to Know About FluMist, the Nasal Flu ... says the FluMist spray is intended for healthy children and adults, it also works for needle-shy people. “The immune response is good ...

Future COVID-19 boosters may be delivered as a nasal spray instead of a shot ... “We need vaccines that elicit cross-reactive immunity—immunity that doesn’t rely on which strain is circulating but ...