Allergic reactions to COVID-19 vaccines can happen but they’re rare, data shows

Severe allergic reactions to COVID-19 vaccines are “exceedingly rare” according to health authorities in the US, where more than 11 million people have now received at least one dose of a COVID-19 vaccine.

According to a report published last week by the Centers for Disease Control and Prevention (CDC), 21 people developed anaphylaxis after getting a COVID-19 jab in the first week and a half of the country’s vaccine rollout.

At that point, 1.9 million people had been vaccinated, putting the rate of severe allergic reactions at 11.1 cases per 1 million doses of vaccine used.

Since the report was finalised, at least eight more cases of vaccine-related anaphylaxis have been confirmed in the US, as millions more Americans receive their first…