Johnson & Johnson's Covid-19 vaccine is working well in South Africa, offering protection against severe disease and death, the co-head of a trial in the country said on Friday.

The US Food and Drug Administration said Friday it had told Johnson & Johnson that millions of doses of Covid vaccine produced at a troubled plant can't be used because of possible contamination issues

Britain will buy potential Covid-19 vaccines from US drugmakers Johnson & Johnson and Novavax Inc, the companies said on Friday, boosting the number of deals it has with drugmakers as the global vaccine race rages on.

European officials aim to speed up trials for coronavirus vaccines containing genetically modified organisms, two EU sources told Reuters, in a move that could help shots