Since 2018, specialist doctors can legally prescribe cannabis in the UK....

https://chancehbrs925.timeforchangecounselling.com/do-uk-medical-cannabis-clinics-ask-for-your-medical-records-a-patient-s-guide-to-accessing-legal-treatment

Since 2018, specialist doctors can legally prescribe cannabis in the UK. Patients use digital onboarding and telehealth consults to access care. After a clinical review, e-prescriptions are sent for tracked home delivery via private pharmacies.