Accessing medical cannabis in the UK as an expat requires a private clinic, not...

https://yucatanmagazine.com/how-expats-in-the-uk-access-medical-cannabis-prescriptions/

Accessing medical cannabis in the UK as an expat requires a private clinic, not the NHS. You need your home country's records for a specialist. Ignore "legal cards"—only a valid UK prescription counts. Always check travel laws before you go.