Drugs of Abuse Window of Detection

The following chart gives approximate detection periods for each substance by test type. The ranges depend on amount and frequency of use, metabolic rate, body mass, age, overall health, drug tolerance, and urine pH.

Drug
Cut-Off Level
Approximate Detection Time in Urine
Approximate Detection Time in Saliva
Amphetamine (AMP)
1,000 ng/ml
2 - 4 Days
1 - 3 Days
Barbiturates (BAR)
300 ng/ml
4 - 7 Days
-
Benzodiazepines (BZO)
300 ng/ml
3 -7 Days
-
Cocaine (COC)
300 mg/ml
2 - 4 Days
1 - 3 Days
Ecstasy (MDMA)
500 ng/ml
1 - 3 Days
-
Methadone (MTD)
300ng/ml
3 - 5 Days
-
Methamphetamine (MET)
1,000 ng/ml
3 - 5 Days
1 - 3 Days
Opiates (MOR)
300 ng/ml
2 - 4 Days
-
Opiates (OPI)
2,000 ng/ml
2 - 4 Days
1 - 3 Days
Phencyclidine (PCP)
25 ng/ml
7 - 14 Days
1 - 3 Days
Marijuana (THC)
50 ng/ml
15 - 30 days
6 - 12 Hours
Tri-Cyclic Antidepressants (TCA)
1,000 ng/ml
7 - 10 Days
-
Propxyphene (PPX)
300 ng/ml
1 - 2 Days
-
Oxycodone (OXY)
100 ng/ml
2 - 4 Days
-
Amphetamine (AMP300)
300ng/ml
2 - 4 Days
-
Cocaine (COC150)
150 ng.ml
2 - 4 Days
-
Methamphetamine (MET500)
500 ng.ml
3 - 5 Days
-

Free UPS Ground Shipping in the U.S., for Orders Over $50.00

Blue Grass Drug Screen, Inc.
P.O. Box 22674
Louisville, Kentucky 40252-0674
(502)412-4239 Phone
(502)327-9037 Fax
1-866-323-7336 Toll Free
Click Here to Email Us