A Covid-19 booster vaccine is likely to be rolled out in the autumn to avoid another winter surge, the UK deputy chair of the government's vaccine advisory committee has told The British Medical Journal.
Speaking on The BMJ’s Talk Evidence podcast, Anthony Harnden said he believed that the booster would be needed either to protect against a new variant or as a safety net, as the duration of protection is unknown. "We certainly don’t want to see a winter like we’ve seen this winter.
And if we’ve got new variants circulating and we’ve got dropping levels of immunity due to the vaccination, then that becomes an imperative to do a booster," said Dr Harnden, adding that the booster may be given to certain vulnerable groups, or to the entire