The European Medicines Agency on Thursday identified severe allergic reactions as potential side effects of Novavax Inc.’s COVID-19 vaccine.

Canada has approved Moderna Inc.’s COVID-19 vaccine for children aged 6 months and older, according to information posted on the government’s website.

Pfizer Inc. and partner BioNTech SE said on Wednesday they signed a $3.2 billion deal with the U.S. government for 105 million doses of their COVID-19 vaccine, which could be delivered as soon as later this summer.

U.S. Food and Drug Administration staff reviewers on Friday said Moderna Inc.’s COVID-19 vaccine appears safe and effective for use in children aged 6 months to 17 years old as a committee of scientists will meet next week to vote on whether to recommend the regulator authorize the vaccine in children.