The Biden administration is prepared to begin rolling out booster shots for many Americans the week of Sept. 20, the nation’s top health officials announced Wednesday, citing data that show the effectiveness of Pfizer and Moderna vaccines against COVID-19 diminishes over time.
People over age 65 and adults at high risk of severe Covid-19 can receive a booster dose of the Pfizer Inc.-BioNTech SE vaccine, the Food and Drug Administration said, opening a new and more controversial phase of the U.S. immunization camp...
Federal regulators warned on Thursday they may not have enough data to recommend boosters for anyone except certain recipients of the Pfizer vaccine by late September.
Anthony Fauci said the door is open to administering booster shots in the U.S. sooner than eight months after a completed Covid-19 vaccination, a possibility President Joe Biden has raised.
As the Biden administration moved Wednesday to make Covid-19 booster shots available for many U.S. adults, health-care providers are preparing for a fresh pandemic battle: getting uncertain or confused patients to take another dose.