U.S. regulators on Thursday approved the first drug to treat COVID-19: remdesivir, an antiviral medicine given to hospitalized patients through an IV.

France extended its anti-Covid curfew to cover two-thirds of the population and Ireland locked down again on Thursday as governments warned of a dire situation in Europe where countries are registering record cases.

Germany is facing a "very serious" rise in coronavirus cases, the head of the Robert Koch Institute disease control centre said Thursday, as the country reported a record 11,287 new infections.

Spain has become the first European Union nation to surpass a million coronavirus infections, official data showed Wednesday, as the government mulls fresh restrictions on public life to curb the spread of the disease.

Brazil's health minister said Tuesday the country would add the Chinese-made CoronaVac vaccine against Covid-19 to its national immunization program, despite a political and diplomatic row over whether to use it.

Here are the latest developments in the coronavirus crisis:

Scientists called for urgent action to improve public trust in immunisation as research suggested sizeable minorities in some nations may be reluctant to be vaccinated against Covid-19. 

British researchers on Tuesday said they hope to expose healthy volunteers to the virus that causes Covid-19 in a groundbreaking study to discover the amount needed for people to become infected.

Argentina surpassed one million coronavirus cases Monday, with areas outside the capital Buenos Aires bearing the brunt of recent infections.

Iran on Monday announced 337 deaths from the novel coronavirus, a record high for a single day in the Middle East country hardest hit by the Covid-19 pandemic.