Cannabis?: No - you can't cheat it. Single use of marijuana should be out of your urine in 1 to 7 days. Regular use of marijuana – should be out of urine in 7 to 100 days. Single use marijuana can be detected 12 to 24 hours in blood. Regular use marijuana can be detected for 2 to 7 days in blood. Marijuana regular use detected in hair for months. Single use might not be picked up in hair.
Answered 3/11/2014
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4 doctors weighed in across 2 answers
4 doctors weighed in across 2 answers
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