Drug Detection Time Frame

Drug	Cutoff Level	Approximate Detection Time in Urine
THC	50 ng/ml	0-30 Days
COC	300 ng/ml	2-4 Days
METH	300 ng/ml	3-5 Days
OPI	300 ng/ml	2-4 Days
AMP	300 ng/ml	2-4 Days
BZO	200 ng/ml	3-7 Days