Since 2018, UK law permits specialist doctors to prescribe cannabis-based...

https://dlf-ne.org/is-cannabis-legal-in-the-uk-or-not-in-2026-clearing-up-the-confusion/

Since 2018, UK law permits specialist doctors to prescribe cannabis-based medicines classified under Schedule 2, including Sativex and Epidyolex, despite cannabis remaining a Class B drug