The European Commission has signed a joint procurement contract with US drugmaker Eli Lilly and Co for the supply of a monoclonal antibody treatment for COVID-19, the EU executive arm said in a statement.
Poland will recommend a booster dose of the vaccine for people over 50 as well as for healthcare workers, a deputy health minister said.
Johnson & Johnson said on Tuesday a second shot of its vaccine given about two months after the first increased its effectiveness to 94 per cent in the United States against moderate to severe forms of the disease.
Chinese leader Xi Jinping reiterated China aims to provide two billion COVID-19 vaccine doses to the world by the end of the year.
Global deaths: 4,722,497
Global cases: 230,295,319