is the ingredient in all the drugs that have meth in there name the same type of meth and or would it show up as a meth product in a UA test whatever that is there are many to many to count, and is the done in the drugs with done in there medical name all the same done like hydracodone,oxycodone,methadone, My reason for asking this is i had a prescription for oxycodone,and naproxine.