Since cannabis was rescheduled in 2018, NHS doctors can technically prescribe...

https://johnathansgreatchat.lumenforgex.com/posts/is-uk-medical-cannabis-creating-a-two-tier-healthcare-system

Since cannabis was rescheduled in 2018, NHS doctors can technically prescribe it, but only specialists can do so, and NHS support is limited to a few uses—like nabilone for nausea, a spray trial for MS spasticity