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

https://wiki-canyon.win/index.php/Medical_Cannabis_and_the_Endurance_Athlete:_The_Practical_Realities_You_Need_to_Know

Since 2018, medical cannabis has been legal in the UK for specific health conditions. For runners navigating persistent pain or injury, the process involves consultations with specialist private clinics