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Pfizer/BioNTech’s COVID-19 Vaccine Formulation Tweaked to Improve Stability

Pfizer/BioNTech’s COVID-19 Vaccine Formulation Tweaked to Improve Stability

With the release of its pediatric COVID-19 vaccine, Pfizer switched the buffer used in its formulation to increase the stability of the product, allowing it to remain at refrigerator temperatures for longer. The Food and Drug Administration OK’d the change, which is also being made to some doses for teens and adults. Social media posts, however, misleadingly suggest that the ingredient swap is dangerous or was added to prevent heart attacks in children.

A Guide to Pfizer/BioNTech’s Pediatric COVID-19 Vaccine for Kids 5-11

A Guide to Pfizer/BioNTech’s Pediatric COVID-19 Vaccine for Kids 5-11

As with its adult vaccine, Pfizer/BioNTech was the first to cross the finish line and offer a Food and Drug Administration-authorized COVID-19 vaccine to children ages 5 through 11. Here, we describe how it’s different from its grown-up cousin and what experts are saying about who should get it.