A member asked:

How long does thc stay in your blood?

2 doctors weighed in across 2 answers
Dr. Heidi Fowler answered

Specializes in Psychiatry

THC in blood: Single use marijuana may be found in blood for 12 to 24 hours. Regular use marijuana may be found in blood for 2 to 7 days.

Answered 8/18/2016

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Dr. Linda Callaghan answered

Specializes in Addiction Medicine

30 days.: You can still find inactive metabolites of marijuana in a month.

Answered 11/15/2017

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Related Questions

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Will thc/weed show up on a blood test?

A doctor has provided 1 answer