What you need to know about the 'miracle' drug Ozempic

Semaglutide, known by its brand name Ozempic, is used to treat diabetes but the drug has had a meteoric rise as a weight-loss cure. Now scientists are looking at yet another unexpected side-effect – could Ozempic help in treating addictions? Science writer Donna Lu tells Gabrielle Jackson about the rapid and controversial rise of Ozempic and what we need to know about its long-term effects