Ketamine might sound like an unlikely candidate for treating addiction and depression. But a growing number of scientists believe the drug could help. Over the next two episodes of Science Weekly, Hannah Devlin speaks to two experts who are using ketamine in their work in very different ways. In this episode, we’re focusing on alcohol dependency and the findings that a single dose of Ketamine could positively impact on heavy drinkers. Help support our independent journalism at https://www.theguardian.com/sciencepod">theguardian.com/sciencepod