Since 2018, the UK has allowed medical cannabis to be prescribed by specialists...

https://bizzmarkblog.com/what-does-it-mean-when-a-medicine-is-rescheduled-in-the-uk/

Since 2018, the UK has allowed medical cannabis to be prescribed by specialists under regulated guidelines. The National Institute for Health and Care Excellence (NICE) offers evidence-based advice to support safe and consistent treatment