Coronavirus Vaccine Updates: Pfizer says it's testing vaccine on babies, young children Gotham Rex 5 years ago Pfizer says its vaccine is now being tested on children as young as six months old. Source: Check out ABC 7 for more… Share: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Pinterest (Opens in new window) Pinterest Click to share on Reddit (Opens in new window) Reddit Coronavirus Vaccine Updates: Pfizer says its vaccine is 100% effective in children ages 12-15DateMarch 31, 2021In relation toNew York CityCoronavirus Updates: Pfizer to begin testing vaccine on childrenDateOctober 14, 2020In relation toNew York CityPfizer says its 3-shot COVID vaccine for kids 6 months to 5 years old 80% effective against omicronDateMay 23, 2022In relation toHealth & Fitness,New York City,COVID in children,omicron variant,Coronavirus,COVID-19 vaccine,coronavirus pandemic,u.s. & world,covid-19 pandemic,covid-19