Drug test – How long is THC detectable in blood and urine?

Depending on the dosage, the THC of a joint can be detected in the blood for an average of 7 to 12 hours, with a range of up to 27 hours. The metabolic product THC-COOH is detectable for 3-7 days, with regular consumption several weeks. THC-COOH can be detected in urine for 3-5 days for …

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