Drug Detection Windows

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 ng/mL 2-4 Days 1-3 Days
Ecstasy (MDMA) 500 ng/mL 1-3 Days -
Methadone (MTD) 300 ng/mL 3-5 Days -
Methamphetamine (mAMP) 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
THC (THC) 50 ng/mL 15-30 Days 6-12 Hours
Tricyclic 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) 300 ng/mL 2-4 Days  
Cocaine (COC150) 150 ng/mL 2-4 Days  
Methamphetamine (mAMP500) 500 ng/mL 3-5 Days  

NOTE: The above 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 Detection Windows - Drugs and Alcohol Information

Drug Detection Table

Drug Category / Family

Trade Names

Approximate Detection Time

Average Days

Possible Days

Amphetamines

Dexedrine

1-2

5

Anabolic Steroids

-

14-28

90

Alcohol

-

24-48 hours

-

Barbiturates

-

Secobarbital

(short acting)
- Pentobarbital
- Butalbital

Seconal
Nembutal
Fiorinal

1-2

3

Phenobarbital

(long acting)

Luminal
Donnatal

1-7

14-21

Benzodiazepines (tranquilizers)

Valium
Ativan
Dalmane
Librium
Xanax
Seraz
Catapres

1-9

21

Clenbuterol

-

4-6

-

Marijuana (THC)

-

3-20

60

Methadone

Dolophine

1-2

6

Methaqualone

Quaalude

1-5

14

Opiates

Morphine
Codeine
Dilaudid
Percodan
Tylox

1-5

7

Oxycodone

Oxycontin, Hydrocodone, Vicodin, Anexsia, Co-Gesic, Hydrocet, Lorcet, Lortab, Maxidone, Norco, Stagesic, Ugesic, Vendone, Vanacet,. Zydone

1-2

PCP (Phencyclidine)

-

1-3

8

Propoxyphene

Darvon
Darvocet

1-2

2

Prozac

-

2-3

-

Psilocybin (magic mushrooms)

-

1-2

4

Tricyclic Antidepressants

Elavil
Sinequan
Tofranil
Pamelor

1-4

9