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The Food and Drug Administration ( FDA ) has authorized a newfangled formulation of the COVID-19 vaccinum made by the Maryland - base pharmaceutic company Novavax , the representation announcedTuesday ( Oct. 3 ) . The newly updated " nanoparticle " vaccine joins the Pfizer and Moderna COVID-19 vaccines already cleared for utilization in the U.S.
The Novavax shot now include a spike protein — a pointy social system find on the computer virus ’s Earth’s surface — from a edition of the virus that is presently circulate , name XBB.1.5 . The widespread subvariant ramify off of theomicronfamily tree . liken to its old formula , the new Novavax shot is have a bun in the oven to provide better protective cover against both XBB.1.5 and its near relatives that stem from the same ramification .
Including the Novavax shot, there are now three updated COVID-19 vaccines available for 2023-2024.
The shot has been authorized for use in people ages 12 and elder .
" Today ’s authorisation provide an additional COVID-19 vaccine option that meets the FDA ’s standards for rubber , effectiveness and fabrication quality call for to support parking brake use authorization,“Dr . Peter Marks , director of the FDA ’s Center for Biologics Evaluation and Research , tell in the agency ’s announcement . " As we channelise into the free fall time of year and changeover into 2024 , we strongly encourage those who are eligible to consider receiving an updated COVID-19 vaccinum to furnish good protection against presently disseminate variant . "
Related : Who should get the new COVID vaccines ? What to experience about the 2023 - 2024 shots
Updated COVID-19 vaccinum from Pfizer - BioNTech and Modernawere approve in September , but the Novavax shot is based on dissimilar engineering .
The Pfizer - BioNTech and Moderna shots containmRNA , a genetic molecule that persuade instructions for human prison cell to build the spike protein once the vaccinum enters the physical structure . In demarcation , theNovavax vaccinum contain nanoparticlesmade out of science lab - made spike protein — so the spike protein are made by cell in a lab , rather than inside the human eubstance .
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In addition , the Novavax shot contains an " auxiliary , " a essence that revs up the resistant organization to ride a stronger response to the vaccinum .
The FDA saysthat individuals who have previously been immunise for COVID-19 can get one acid of the update Novavax shot , ply that their last shot was given at least two months ago . People who have never been vaccinated against COVID-19 can get two doses of Novavax , spaced three weeks apart . hoi polloi with break resistant system can deal flummox a 2nd dose of the update vaccinum two months after their first .
extra DOS " may be administered at the delicacy of the healthcare supplier , taking into considerateness the mortal ’s clinical circumstances , " the FDA note .
