Bottles of the COVID-19 vaccine are ready to be prepared before the opening of a mass vaccination site in the Queens borough of New York, US, February 24, 2021. (Photo: REUTERS)

Biden said the US is making available health technologies owned by the government, including stabilized spike protein that is used in many COVID-19 vaccines.

The summit was held virtually on Thursday for countries to discuss efforts to end the pandemic and prepare for future health threats.

It has gathered more than 3 billion USD in new funding to fight the pandemic, the White House said.

Several generic drugmakers that will produce versions of Pfizer's COVID-19 antiviral treatment Paxlovid have agreed to sell the medicine in low- and middle-income countries for 25 USD a course or less, the Clinton Health Access Initiative said on Thursday.