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A. Schuyler, NP
A. Schuyler, NP, Nurse Practitioner
Category: Health
Satisfied Customers: 16276
Experience:  Board Certified NP, MS, RN. 25 years private practice & hospitalist
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How long can you detect THC in a blood stream

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How long can you detect THC in a blood stream?
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I don't know what happened to the answer. I will type it again for you. Blood tests are not generally done on blood. It has a fairly short detection period in blood. Tests are done on urine. THC can be detected in urine for up to six weeks after the last use.

 

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