Here’s how COVID-19 vaccine guidance is changing in the U.S. For people at high risk of severe COVID-19. The process of reviewing and recommending yearly updates to the COVID-19

The US Food and Drug Administration will now require Covid-19 vaccines from Pfizer/BioNTech and Moderna to use expanded warning labels with more information about the risk of a rare heart condition after vaccination.

Federal health agencies were alerted in February 2021 to “large reports of myocarditis” in young people who received the Pfizer vaccine, but waited until late June to adjust the

The most commonly reported adverse events with the AZD1222 COVID-19 vaccine are headache and fatigue, a large-scale active surveillance study from the United Kingdom shows.

No, this is not true. Vaccines undergo rigorous safety testing and are continuously monitored for adverse events.

FDA FLAGS SEVERE ITCH — Patients who stop using the oral allergy medicines cetirizine (Zyrtec) or levocetirizine (Xyzal) may experience rare but severe itching after longtime use, the FDA has cautioned.

Under a new policy announced Tuesday by the Trump administration, only people age 65 and older and children or young adults with certain health conditions that puts them at risk will be approved for the shot.

Late-stage trial data suggest that a new COVID-flu vaccine offers good protection against both infections, but experts expect the shot's approval may be delayed.