But making Novavax available means adults who’ve held out on getting a COVID-19 vaccine will have another option.

The CDC said in its recommendation that Novavax will beavailable in the coming weeks.

Pfizer’s and Moderna’s COVID-19 vaccines use newmRNAtechnology.

The Johnson & Johnson vaccine, though itsuse has been restrictedin the US, is aviral vectortype.

Protein-based vaccines with adjuvants, like Novavax’s, have been around for decades.

Novavax said it’sworking on an omicron-specific vaccine.

Novavax was an early beneficiary of the Operation Warp Speed program, but the company hasexperienced manufacturing problems.

Read more:Everything We Know About Novavax