In the UK, medical cannabis prescriptions start with a specialist assessment at...

https://wiki-nest.win/index.php/Is_Medical_Cannabis_Actually_Legal_in_the_UK_or_Is_It_Still_Basically_Banned%3F_70809

In the UK, medical cannabis prescriptions start with a specialist assessment at a private clinic or rarely through the NHS. If appropriate, treatment is supplied via a regulated pharmacy to ensure safety and quality