The Drug Enforcement Administration has proposed decontrolling the diagnostic radiopharmaceutical DaTscan ([123I]ioflupane) after determining that the substance does not meet the statutory criteria for control (80 Fed. Reg. 31521, June 3, 2015). By definition, [123I]ioflupane is a Schedule II controlled substance because it is derived from cocaine and ecgonine, both of which are S... Read More