LONDON – The head of drugmaker AstraZeneca, which is developing a coronavirus vaccine widely expected to be approved by U.K.
authorities this week, said Sunday that researchers believe the shot will be effective against a new variant of the virus driving a rapid surge in infections in Britain.AstraZeneca chief executive Pascal Soriot also told the Sunday Times that researchers developing its vaccine have figured out a “winning formula” making the jab as effective as rival candidates.
Some have raised concern that the AstraZeneca vaccine, which is being developed with Oxford University, may not be as good as the one made by Pfizer already being distributed in the U.K.