All coverage
Allergy warning for Pfizer/BioNTech vaccine after UK health workers with allergy history suffer reaction
By Sharon Braithwaite, Emma Reynolds & Amy Cassidy
People with a history of 'significant' allergic reactions shouldn't have Pfizer vaccine, UK regulator warns
By Holly Ellyatt
Covid-19 vaccine: Allergy warning over new jab
By Rachel Schraer & Nick Triggle
States face tough questions about who should get Covid-19 vaccines after the initial groups
By Annie Grayer, Ellie Kaufman & Sara Murray
NHS told not to give Covid vaccine to those with history of allergic reactions
By Denis Campbell & Sarah Boseley