Now Carly Barton has described her relief that she can take the drug without fear of repercussions.
Carly suffers constant pain after a stroke in her 20s. She was prescribed the cannabis medicine by the only kind of doctor who can do so – a specialist consultant – but it does come at a hefty cost.
Sky’s Lorna Shaddick reports.
SUBSCRIBE to our YouTube channel for more videos: http://www.youtube.com/skynews
Follow us on Twitter: https://twitter.com/skynews and https://twitter.com/skynewsbreak
Like us on Facebook: https://www.facebook.com/skynews
Follow us on Instagram: https://www.instagram.com/skynews
For more content go to http://news.sky.com and download our apps:
Apple https://itunes.apple.com/gb/app/sky-news/id316391924?mt=8
Android https://play.google.com/store/apps/details?id=com.bskyb.skynews.android&hl=en_GB