hydrocodone comes up as a opiate. it shows up the same as if you was doing heroin or oxycontin or morphine exc. all opiates Actually, you are wrong. It depends on what type of drug test. The standard 5 drug test only detects heroin, opium, codeine. The extended tests are what will detect hydrocodone. Hydrocodone breaks down into hydromorphone. Do research before answering a question.