When will we need another booster? Dr. Fauci says we may need boosters every year or soon but it's still too soon to tell.
A coronavirus vaccine that could block all future variants is in the works, the government's top infectious disease expert told NBC News.Jan. 13, 2022, 10:24 PM UTCDr. Anthony Fauci says it's conceivable that people may need to get Covid vaccine booster shots every year or two, but what variant the vaccine would target remains an open question.
Fauci is pushing for a vaccine that"would mean that the initial vaccination would cover all of these little variants, so you wouldn't have to worry" that protection would rise and fall or that repeated boosters would be needed.Fauci is looking even further into the future, to a vaccine that protects against all coronaviruses, not just the one that causes Covid-19.
It is likely to be years before development of a so-called pan-coronavirus vaccine is far enough along even for clinical trials. The vaccines for SARS-CoV-2 were developed so quickly in 2020, Fauci said, because the scientific community had decades of fundamental basic research to"hit the ground running" once the original strain was sequenced., for example, has been going on for years."The reason we can't get an HIV vaccine," said Dr.
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