Azithromycin and doxycycline are not generally effective against COVID-19 in patients treated at home, shows PRINCIPLE trial
Update from the Chief Investigators of the Platform Randomised trial of INterventions against COVID-19 In older peoPLE (PRINCIPLE), 25 January 2021 In March 2020, the UK-wide Platform Randomised trial of INterventions against COVID-19 In older people (PRINCIPLE) trial was established as a flexible, platform randomised clinical trial to test a range of potential treatments for COVID-19 that might be suitable for use in the community to help people recover more quickly and prevent the need for hospital admission. The trial is one of three national platform trials for COVID-19 treatments, and complements the RECOVERY and REMAP-CAP trials that focus on hospitalised patients. Azithromycin and doxycycline are two commonly used antibiotics investigated as separate treatments in the trial. Both drugs are being used by some doctors in the hope of treating COVID-19 in the early stages of the illness. After reviewing interim analyses of both the azithromycin and doxycycline arms of the PRINCIPLE