Since 2018, medical cannabis has been legal in the UK under specialist...

https://highstylife.com/what-does-patient-reported-experience-mean-and-how-much-should-i-trust-it/

Since 2018, medical cannabis has been legal in the UK under specialist oversight. It is not a first-line treatment, and results vary. Some report help winding down and fewer night wake-ups, but it’s not for everyone