Covid booster vaccines are to be trialled in the UK as health chiefs gear up to offer all over-50s a third dose this autumn. Southampton University scientists will recruit thousands of fully-vaccinated Britons to the study, which will test seven Covid jabs as top-ups. More than 36.8million Britons have received at least one dose of the Covid vaccine, and 20million have got their second dose. Only GSK's Covid vaccine - which is progressing to stage three trials - has been excludedMinisters plan to get all over-50s a third dose by the Autumn. Scientists plan to take blood samples from participants 28 days after the booster dose.

Source: Daily Mail May 19, 2021 16:01 UTC