Description
that is to say, cantharides, cantharidin and yohimbine, preparations containing cantharides, cantharidin or yohimbine, and any other substance or preparation that is, or is likely to be, productive, or is capable of being converted into a substance that is, or is likely to be, productive, of effects substantially of the same character or nature as, or analogous to, those produced by cantharides, cantharidin or yohimbine