Medical cannabis has been legal in the UK since 2018, requiring a specialist...

https://astro-wiki.win/index.php/Navigating_the_Reality_of_Medical_Cannabis_in_the_UK:_Emerging_Conditions_and_Patient_Eligibility

Medical cannabis has been legal in the UK since 2018, requiring a specialist prescription after standard treatments have failed. While technically available on the NHS, it’s rare; most patients currently use private clinics