China's Sinopharm Covid jab, which is approved in more than 50 countries, produces less protective antibodies against coronavirus in elderly people, a study revealed.
The...
The US government has purchased an additional 200 million doses of the Pfizer-BioNTech Covid-19 vaccine.
This brings the total number of doses to be supplied...
New Zealand on Friday reported 19 new cases of Covid-19 in managed isolation, but no fresh community infection, according to the Ministry of Health.
All...
Australia's medical regulator on Friday provisionally approved Pfizer's coronavirus vaccine for children aged 12 to 15 years.
Health Minister Greg Hunt announced that the Therapeutic...
People infected with the Delta variant of Covid-19 produce far more virus than those infected with the original version of coronavirus making it very...