 The popularity of a class of drugs used for weight loss has resulted in shortages in the U.S. NPR's Sydney Lupkin says the sharp demand is affecting many people with type 2 diabetes. Before blockbuster weight loss drugs like Wagovi came on the market, there were drugs like Ozempic and Trulicity. These drugs are in the same class, but they're FDA approved to treat type 2 diabetes. The demand for all these medicines has surged, and the drug manufacturers can't keep up.