Semaglutide (the active ingredient in Ozempic and Wegovy) and other GLP-1 medications have rapidly become some of the most popular drugs in the world. Originally developed for type 2 diabetes, GLP-1s are now better known for treating obesity. In the near future, though, these drugs could have yet another vital use as treatments for alcohol addiction and other substance use disorders. Over the past few years, a growing base of evidence has suggested that GLP-1s can tamp down people’s unhealthy urges for alcohol, cocaine, and even vices like gambling. And earlier this month, researchers in Denmark published data from the first double-blinded, randomized, and placebo-controlled trial of semaglutide for alcohol use disorder in The Lancet. Over a 26-week period, the study found that people on semaglutide consumed less alcohol than those given a placebo and experienced noticeably fewer heavy drinking days when they did drink.…