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Covid-19: Updated vaccines can be fast-tracked like flu jabs

Covid-19: Updated vaccines can be fast-tracked like flu jabs

Health
Dan KitwoodNew Covid vaccines to fight variants like the one from Brazil can be fast-tracked through the approval system, says the UK's regulator the MHRA. Current vaccines may not work as well against some variants and scientists are working on updating them now. But manufacturers will not need to seek brand new approval or do lengthy clinical studies. However they will need proof that the shots trigger protective antibodies in the blood.The aim is to shorten the process, where possible, so that vaccine approval could happen in weeks and months, not years. A similar fast-track method is already used for annual flu vaccines which regularly need updating to keep up with a virus that is constantly changing by mutating. The MHRA has issued guidance, along with authorities in Australia, Canad...