It\u2019s been deemed a \u2018miracle drug.\u2019
Wegovy \u2013 the new weight loss medicine, is now available on the NHS and could be a game changer for Britain\u2019s obesity crisis.
But, as the nation tries to get its hands on the drug, doctors warn it could cause a \u2018genuine threat to patient safety.\u2019
So, how does it work? And are there enough regulations in place to stop it becoming a danger?
ITV News Health and Science Correspondent Martin Stew tells Tom Bradby what you need to know...