Yes, please post it. I am currently on federal probation for being an idiot a few years ago and I take the 5 panel drug test weekly. I also have been on hydrocodone now for about 3 months for a work related injury. I do not list it as a med that I am taking because it isn't prescribed to me. I studied up before taking the test.

Here are a couple good links --- http://www.erowid.org/pharms/hydrocodone/hydrocodone_testing.shtml

http://www.erowid.org/psychoactives/testing/testing_info1.shtml#what

Now, there are substances which can give false positives for opiates...