how long do drugs remain detectable in the human body i.e cocaine?

Question

how long after a drug is used ,smoking ,eating or any other way of ingestion into the human body will it remain detectable in a urine speciman taken for forensic investigation of cocaine,meth or marijuana

Answer 1

Coke 3-5 days ...............TESTED these times a few days ago and passed!


Here is a chart for all the rest http://www.erowid.org/psychoactives/testing/testing_info1.shtml#duration

Answer 2

out by a week at most. usually 3 days tops.

if you are freaked out, it is traceable in your hair for up to a year

Answer 3

30 days for cocaine
14 days for weed