Because dextromethorphan is an optical isomer in the Timetable II opiate levomethorphan (but doesn't act like an opiate), an exemption was needed to hold it an uncontrolled material. The Federal Analog Act will not use to dextromethorphan for the reason that a new drug application has been submitted for it.[citation https://apollobookmarks.com/story18147448/the-best-side-of-dextromethorphan-dxm-for-sale-in-europe