FDA, CDC Say Boosters Not Currently Needed After Pfizer Says Otherwise

FDA and the Centers for Disease Control and Prevention tried to shut down suggestions that additional booster shots for COVID-19 are needed just hours after Pfizer said on Thursday (July 8) that data show immunity from COVID-19 begins to decrease six months to a year after initial vaccination, warranting a third dose of its vaccine. Pfizer and BioNTech said they hope to begin conducting clinical trials in August for a new booster shot that would combat the Delta variant, and...