A drug ingredient approved in other countries to treat depression, tianeptine, is the latest substance FDA has found in products marketed as dietary supplements in the US with claims to treat withdrawal from opioid abuse.
FDA on Nov. 20 published warning letters from the Office of Compliance in its Center for Food Safety and Applied Nutrition to two firms that agency officials determined have sold tianeptine-containing products online. Both firms, MA Labs LLC of Henderson, Nev., and Jack B Goods Outlet Store in Ridgeland, Miss