Covid-19 vaccine developed jointly by the American drugmaker Pfizer and Germany's BioNTech. Hundreds of thousands of vials of the vaccine, manufactured at plants in Europe, were shipped through the Channel Tunnel over the weekend in special containers that keep the jabs at ultra-low temperatures.UK Covid-19 vaccination: Who will be given priority?Priority for the coronavirus vaccine will initially be given to front-line staff on the National Health Service (NHS) and the over 80s before being rolled out to other segments of the public.The immunization programme will be rolled out across England, Scotland, Wales and Northern Ireland and is being closely monitored by governments and public health officials around the world.Also read: Why farm.