The COV-Boost studies are being conducted across multiple locations in the UK.
Please use the links below to access information about how to participate at your local study site.
For people aged 30 years and over
Omicron Variant Fourth Dose Booster Sub-Study
Recruitment is now closed
For people aged 18-30 years old
Young Adults Fractional Dosing Sub-Study
Main COV-Boost study