Yellow Card Adverse Event Reporting = And in case you’re not aware of it yet

https://yellowcard.mhra.gov.uk/

is where you report an adverse reaction but they have made it incredibly hard to find the data on the Vax adverse reactions but they do publish here weekly

https://www.gov.uk/government/publications/coronavirus-covid-19-vaccine-adverse-reactions

UK Column has created a much better searchable database for the same data (which the Government is busy making as opaque as possible)

https://yellowcard.ukcolumn.org/yellow-card-reports