Since 2018, specialist cannabis prescriptions have been legal in the UK....

https://wiki-book.win/index.php/Demystifying_the_UK_Medical_Cannabis_Clinic_Process:_A_Practical_Guide

Since 2018, specialist cannabis prescriptions have been legal in the UK. Patients now access regulated clinics via video consultations, with medication sent through tracked delivery. It’s a modern, clinical approach to specialist-led patient care.