AstraZeneca and Johnson & Johnson are both exploring ways to modify their COVID-19 vaccines to minimise the risk of severe blood clotting reactions that are seen – albeit rarely – in so
The FDA has added a new warning on the Johnson & Johnson COVID-19 vaccine, saying the shot has been linked to a serious but rare side effect – Guillain-Barré syndrome – that can cause m
A diagnostic test to detect long COVID could be available within six to 12 months, following the discovery that patients with the chronic condition have distinctive antibodies in their bloo
The EU medicines regulator has said that there is some evidence to suggest a possible link between mRNA-based vaccines for COVID-19 and rare cases of heart inflammation.
With the COVID-19 delta variant becoming the dominant strain circulating in the US, Pfizer and BioNTech have said they will ask the FDA and other regulators to approve a third dose of their Comi
Artificial intelligence-based drug discovery company Exscientia is stepping up its search for new COVID-19 medicines, thanks to an award by the Bill & Melinda Gates Foundation.