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The truth about lateral flow devices – how reliable and accurate are they? 'LFDs are designed to tell you whether you are infectious for the next 12 hours: no longer than that. They only work if used daily' 19 January 2021 • 5:30am A student takes a swab for a lateral flow Covid-19 test at the University of Hull Credit: OLI SCARFF/AFP More than a billion pounds has been spent on rapid coronavirus testing, hailed by Boris Johnson as Britain’s “Moonshot” at stopping Covid-19 in its tracks. Cheap, readily-available and able to produce a result in as little as 20 minutes, the Prime Min...

The accuracy of the devices has come under recent scrutiny by experts.

School leaders have demanded urgent clarity about the government’s flagship mass-testing strategy for schools after the UK’s medicines regulator said daily coronavirus testing should not be used as an alternative to self-isolation. Headteachers said they were alarmed after the Guardian revealed that the Medicines and Healthcare products Regulatory Agency (MHRA) had not authorised the use of 30-minute lateral flow tests to allow students to...

Analysis: some say lateral flow tests could help cut outbreaks, but others argue they offer false reassurance

UK government plans to widen the roll out of the Innova lateral flow test without supporting evidence risks serious harm, warn experts in The BMJ today.