A member asked:

Usually how long can weed stay in your system for drug tests?

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

THC: 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.

Answered 9/12/2013

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