Since 2018, medical cannabis has been a legal, regulated option in the UK....

https://smoothdecorator.com/do-i-have-to-go-through-the-nhs-to-get-assessed-for-insomnia-first/

Since 2018, medical cannabis has been a legal, regulated option in the UK. Specialists typically consider it only after other treatments prove ineffective. Because experiences vary, it is best viewed as a clinical pathway requiring professional oversight.