It can be detected in your urine for 3 to 4 days (Longer if you are a habitual user). It can be detected in your hair for a very long time. You can find info on this at: Www.erowid.org/pharms/hydrocodone/hydrocodone.shtml
(Vicodin is in the Hydrocodone family)
(Vicodin is in the Hydrocodone family)