how long does it take marijuana to get out of your system
On a Urine Drug Test, THC will appear as a positive within 2-5 hours of use. How long it will still show on a urine drug test is estimated based on frequency of use, but does not take into account the weight and body fat of the marijuana user:1  One Time User may show positive for 1-6 days. 2  Moderate User may show positive for 7-13 days.n a Saliva Drug Test, THC will test positive within one hour of use, but may only show positive for about 12 hours after last use. On a Hair Drug Test, THC will show up about 7 days after use and most hair drug tests will test for a 90 day period.