Initial doses of Moderna‘s
COVID-19 vaccine were being administered in Wales on Wednesday. The vaccine is the UK.’s third to be approved for use, after the one developed jointly by BioNTech
and the one from AstraZeneca
and its partner Oxford University. The UK. has bought enough Moderna shots for 8.5 million people, or 17 million doses of the vaccine that was shown to be 100% effective against a severe form of the virus in late-stage trials. “Please get your jab as soon as you are contacted,” said Prime Minister Boris Johnson in a tweet on Wednesday. The Moderna rollout came following a pause Tuesday on UK. trials of the AstraZeneca vaccine in children amid a probe into a possible link between those shots and blood clots in adults.