Pfizer

NHS official says advice changed after two NHS workers reported anaphylactoid reactions after receivig vaccine

It will become clear after several months that how long does the vaccination will protect someone from coronavirus

People aged 80 and over, care home workers, staff in the National Health Service (NHS) will be prioritised

Company says it anticipates producing 50 million doses of its Covid-19 vaccine this year

The first immunisations using the BioNTech and Pfizer vaccine could take place from December 7

Pfizer and BioNTech said that final data showed their shot was 95% effective against Covid-19

Most Covid-19 survivors are likely to have lasting protection against severe the virus if they become reinfected

The vaccine’s efficacy rate, the highest of any candidate in late-stage clinical trials so far

The vaccine needs to be stored at minus 70 degrees Celsius (-94 F) or below - equivalent to an Antarctic winter

Decision bars other companies from making cheaper copies of vaccine, allows Pfizer to exclusively sell it until 2026