Medical cannabis has been legal in the UK since 2018 when prescribed by a...

https://sticky-wiki.win/index.php/The_Science_of_Stability:_How_Clinics_Navigate_Dosage_Without_Overwhelming_Patients

Medical cannabis has been legal in the UK since 2018 when prescribed by a specialist consultant. For patients who have not found relief through conventional treatments, there is now a pathway through regulated clinics