Not routine: One can detect evidence of marijuana use in blood tests for 24-48 hours after smoking in chronic users, but your doctor would have to specifically order this test (which is not commonly ordered). There would be no evidence of marijuana use in a routine blood test.
Answered 9/29/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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