Since 2018, the UK has regulated medical cannabis as a prescription-only...

https://yenkee-wiki.win/index.php/How_Can_I_Explain_Medical_Cannabis_to_an_Older_Relative_Who_Remembers_the_1960s_Stigma%3F

Since 2018, the UK has regulated medical cannabis as a prescription-only medicine, prescribed by specialists for certain conditions. NICE provides evidence-based guidance to support safe and appropriate use