The study aims to recruit more than 230 glioblastoma patients at 14 NHS hospitals across the UK.
Cannabis has been shown to benefit cancer patients in many different ways, but what does the science say?
Bruce Kendall and Professor Hinanit Koltai share the remarkable story behind a promising new study.
With many families turning to cannabis illicitly, advocates are calling for UK doctors to take a harm-reduction approach.
Cancer patients used less opioids to manage their pain in states where medical cannabis had been legalised.
Jessica and Simon Edwards want to tackle the stigma around cannabis and its use in paediatric cancer.
Patients report better pain relief, symptom management and a reduction in opioid use.
Dr Wai Liu has dedicated his career to the study of cannabinoids and their potential in treating cancer
Findings suggest that medicinal cannabis can be carefully considered as an alternative to the pain relief medicines.
Experts have welcomed the new stance from the charity as a "logical step"