"We think the country [US]'s position is not constructive and its statements are untimely and counterproductive in light of the ever-growing pandemic," Maria Zakharova told reporters at a briefing.
US President Donald Trump on Tuesday threatened to cut off funding for the UN health agency after accusing it of being "China-centric."
Secretary of State Mike Pompeo said later that the administration would make sure that WHO was delivering on taxpayer dollars.