Since 2018, medical cannabis has been legal in the UK for specific conditions....

https://wiki-nest.win/index.php/How_Do_Clinics_Manage_Long-Term_Medical_Cannabis_Treatment%3F_A_Guide_for_Patients

Since 2018, medical cannabis has been legal in the UK for specific conditions. Today, patients often use private clinics and digital consultations to check eligibility. If approved, you get regulated prescriptions