UK is no longer in a pandemic as new figures revealed COVID-19 vaccination drive has significantly reduced symptomatic infections, experts said. COVID-19 Infection Survey analysed throat swabs from 373,402 people between December 1, 2020 and April 3. After two doses of the Pfizer-BioNTech vaccine, asymptomatic infections were down 70% and symptomatic by 90%, the study showed.