A member asked:

Do you check for thc % on blood test (as im not getting drug tested but i smoked a day prior?

3 doctors weighed in across 2 answers
Dr. Hiep Le answered

Specializes in Nephrology and Dialysis

No, it is done with a urine test.

Answered 3/27/2023

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Most drug tests give results as positive or negative for THC. They do not calculate a % or a blood level. THC is fat-bound and remains in your system for fourteen days or much longer if you are a chronic user.

Answered 8/20/2023

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