How long does COVID-19 vaccine protection last? – Fox News

Precisely what role such “memory” cells may play with the coronavirus– and for how long– isnt yet known.BIDENS GOAL OF 200M COVID-19 VACCINES ADMINISTERED TO BE REACHED THURSDAYWhile the present COVID-19 vaccines will likely last for at least about a year, they probably wont use long-lasting security, as with measles shots, said Dr. Kathleen Neuzil, a vaccine professional at the University of Maryland.”Its going to be somewhere in the middle of that very broad variety,” she said.Variants are another factor we may require an additional shot.The current vaccines are created to work against a specific spike protein on the coronavirus, stated Mehul Suthar of the Emory Vaccine. If the virus alters enough over time, vaccines might require to be updated to boost their effectiveness.So far, the vaccines appear protective against the significant versions that have emerged, though somewhat less so on the one very first identified in South Africa.CLICK HERE FOR COMPLETE CORONAVIRUS COVERAGEIf it turns out we require another shot, a single dose might extend security of the existing shots or include vaccination for one or more variants.The need for follow-up shots will also depend partially on the success of the vaccination push worldwide, and tamping down transmission of the infection and emerging variants.

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