Since 2018, medical cannabis in the UK has become a regulated medicine...

https://www.flushthefashion.com/health/from-counterculture-to-clinic-how-medical-cannabis-shed-its-image-in-the-uk/

Since 2018, medical cannabis in the UK has become a regulated medicine available through specialist doctors. Prescriptions follow evidence-based guidance from NICE, ensuring treatments are grounded in clinical research