m the strts and they helped me get off the perks now ibeen on them a few yrs and want to get off, but i have a question.i might get a drug test(random)i also take zanax and doxepin for anxiety and sleep.iit takes alot for me to get a full 8hrs of sleep,so i new the subs helped me seep through the night,so my question:im still doing them and was wondering if i do get a test would they find the subs and do they mix with my perscribed drugs in anyway.im just hoping i dont get knocked off my perscribed meds i they do find.anyone withany helpfor me