People aged 50 and over are being sought to take part in a trial into treating COVID-19.
Over-50s with specific underlying health conditions and all over-65s with suspected COVID-19 can apply to take part in the University of Oxford study at www.principletrial.org.
Participants are randomly allocated to receive usual care or usual care and an existing medication.
It is hoped the trial can help people get better quickly and stop them needing to go to hospital.
The study is funded by UK Research and Innovation and the National Institute for Health Research. Contact the study team at firstname.lastname@example.org / 0800 138 0880.