A cheap antidepressant drug may be able to treat a particularly aggressive, currently incurable brain tumour, Swiss scientists found in early lab research. There are few treatments for glioblastoma, a common, fast-growing brain tumour that kills most patients in 12 to 18 months. In general, brain cancer is difficult to treat because the blood-brain barrier – a layer of cells that act as a filter between the central nervous system and the rest of the body – makes it hard for medicines to get through to the tumours. Related Mobile phone use doesn’t increase brain cancer risks, major study findsF…