They can detect hydrocodone for up to 90 days in the hair.
Typically, a hair test will detect drug use over the prior 6 months. Hair from people buried in the 1700s has been tested positive for cocaine and for opiates. Sometimes people try to fool the...
Hydrocodone, as with all opiates, will be out of your system in 1-2 days. 3 or 4 at most.
EVERYTHING stays on a hair test. Forever.
up to seven years
3 days urine. Hair for years...detection period for standad hair drug test is 90 days...