South Sudan health officials have stopped administering 60,000 AstraZeneca doses because of the COVI

US continues as location with the most COVID infections

Agency says the shot is not associated with overall increased risks of blood clots, but could not ru

Moderna reveals similar results of its two-dose vaccine against B.1.35.1 variant ///  

WHO says vaccine can save lives and should be used

Vaccine developed jointly with Oxford University has been limited due to lack of data on efficacy am

Tedros calls study suggesting vaccine minimally effective against the South African variant 'concern

As of Sunday, the country registered 4,609 positive COVID-19 cases, 861 active cases, 66 deaths and

Johannesburg said it would pause its AstraZenaca inoculation program because of the vaccine's limite

Limited early trial shows protection limited against mild disease

Health minister announces plan to test 80,000 people to hunt down the strain

Variant may be more contagious, but so far, officials say it does not appear to cause more severe il

Late-stage trials in Brazil show China's Sinovac vaccine is 50.38% effective against COVID-19

Potential vaccine would be cheaper and easier to handle; questions remain about efficacy

More than 58 million people are infected with the coronavirus