The South African firm will begin producing the Pfizer-BioNTech Covid-19 vaccine in 2022 and all will be marked for distribution for countries under the African Union.
Five of the 10 globally circulating variants were “highly resistant to neutralisation” even after volunteers had received both doses of the Moderna and Pfizer vaccines, researchers reported.
From brain tissue to hair loss, we take a look at the the latest studies from scientist researching the coronavirus.
Meanwhile, the US Supreme Court has rejected Republicans' last-gasp bid to reverse Pennsylvania's certification of President-elect Joe Biden's victory in the electoral battleground state.
Russia's results are only the second from a late-stage human trial, following on swiftly from data released by Pfizer Inc and BioNTech, which said their shot was also more than 90 percent effective.
EpiPens deliver potentially lifesaving doses of the generic drug epinephrine, via an automatic injector that a patient or caregiver can administer in the event of severe allergic reaction.
US drugmaker Pfizer and Ireland-based Allergan Plc formally announce scrapping of $160 billion merger
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