However, the surge also means the presence of counterfeit products in the market. Novo Nordisk recently filed lawsuits against 21 U.S. medical spas, wellness clinics, and pharmacies for selling products claiming to contain semaglutide, the key ingredient in its popular weight-loss drug, Wegovy. This brings the total number of lawsuits to 21 since June, with five sellers already barred from selling their disputed products.