Covid-19 Live Updates: Europe’s Drug Regulator Says AstraZeneca Vaccine Is Safe – The New York Times

A health care worker receiving her first dose of the AstraZeneca coronavirus vaccine in Rostock, Germany, last month.

The European Union’s drug regulator said on Thursday that the AstraZeneca vaccine was safe and effective, a finding that officials hope will alleviate concerns about possible rare side effects involving blood clots and allow more than a dozen countries that halted its use to add it back into their arsenal against the resurgent coronavirus.