The bloc has also asked EU governments to consider jointly buying more shots against influenza and increase the number of people vaccinated to reduce the risk of simultaneous flu and COVID-19 outbreaks in the autumn.
Portugal's foreign ministry said on Wednesday that some member states in the European Union had broken a pact to reinstate freedom of movement.
Minister Bartolo stressed that the EU must work hand in hand with Africa to address the root of the problem.
EU leaders stood at an impasse on Monday after three days of haggling over a plan to revive economies throttled by the COVID-19 pandemic, but the chairman of their near-record-length summit urged them to make one last push on "mission impossible".
European Union leaders failed to agree on a massive stimulus fund to revive their coronavirus-hammered economies on Saturday after two days of fraught negotiations, but extended their summit for another day to try and overcome their differences.
European Union leaders will seek to overcome their differences over a proposed stimulus to kick-start economic growth stifled by the coronavirus as they meet in Brussels on Friday for their first face-to-face talks since the pandemic hit.
Britain is prepared to leave the European Union on the same terms as Australia has with the bloc if it cannot agree on a future trading deal, Prime Minister Boris Johnson told Germany's Angela Merkel in a telephone call on Tuesday.
In May 2020, when compared with April 2020, 253,000 people living in the EU lost their jobs, with 159,000 of them living in the euro area.
The German presidency of the European Union will be crucial for the bloc's future