A health worker administers the Pfizer vaccine in the Palestinian neighborhood of Beit Hanina, in the Israeli-annexed east Jerusalem, on August 29, 2021. Ahmad Gharabli/AFP/Getty Images

Pfizer’s COVID-19 booster shot yields mild to moderate side effects, much like its second dose.

Injection-site pain is most common after a booster, according to data released Wednesday.

People who received a third dose of Pfizer’s vaccine also frequently reported headaches and fatigue.

See more stories on Insider’s business page.

A third dose of Pfizer’s coronavirus vaccine yields mild to moderate side effects, much like the second shot, according to data released Wednesday by the Food and Drug Administration.

The data is included in a document from Pfizer that outline the case for a third dose, or “booster,” of its coronavirus vaccine. In the document,

Read More At Article Source | Article Attribution