Since Nov 2018, medical cannabis has been legal in the UK via specialist...

https://atomic-wiki.win/index.php/Why_Do_Clinics_Ask_About_Stress_Levels_and_Mental_Health%3F_A_Patient%E2%80%99s_Guide_to_UK_Medicinal_Cannabis_Pathways

Since Nov 2018, medical cannabis has been legal in the UK via specialist prescription. Regulated clinics now offer remote video consults to assess your health needs and discuss available formats