Drug Testing Detection Times and Cut-off Levels

DRUG DETECTION TIMES AND CUT-OFF LEVELS

Drug Name Cut Off Level Approximate
Detection
Time in Urine
Approximate
Detection
Time in Saliva
Amphetamine AMP 1000 ng/ml 2-4 Days 1-3 Days
Amphetamine 300 AMP300 300 ng/ml 2-4 Days 1-3 Days
Amphetamine AMP50 50 ng/ml 2-4 Days 1-3 Days
Barbiturates BAR 300 ng/ml 3-10 Days 1-2 Days
Barbiturates BAR60 60 ng/ml 3-10 Days 1-2 Days
Benzodiazepine BZO 300 ng/ml 1-7 Days
Varies Widely by Drug See PDF Below
1-2 Days
Benzodiazepine BZO30 30 ng/ml 1-7 Days
Varies Widely by Drug See PDF Below
1-2 Days
Buprenorphine BUP 10 ng/ml 3-5+ Days 1-2 Days
Buprenorphine BUP5 5 ng/ml 3-5+ Days 1-2 Days
Cocaine COC 300 ng/ml 1-7 Days 1-2 Days
Cocaine 150 COC150 150 ng/ml 1-7 Days 1-2 Days
Cocaine COC20 20 ng/ml 1-7 Days 1-2 Days
Ecstasy Methylenedioxymethamphetamine MDMA 500 ng/ml 1-3 Days 1-2 Days
Ecstasy Methylenedioxymethamphetamine MDMA100 100 ng/ml 1-3 Days 1-2 Days
Marijuana Tetrahydrocannabinol THC 50 ng/ml 3-15 Days 1-2 Days
Marijuana Tetrahydrocannabinol THC25 25 ng/ml 3-15 Days 1-2 Days
Methadone MTD 300 ng/ml 1-7 Days 1-2 Days
Methadone MTD30 30 ng/ml 1-7 Days 1-2 Days
MethAmphetamine mAMP MET 1000 ng/ml 1-4 Days 1-3 Days
MethAmphetamine 500 mAMP500 MET500 500ng/ml 1-4 Days 1-3 Days
MethAmphetamine MET50 50ng/ml 1-4 Days 1-3 Days
Morphine MOP MOR 300 ng/ml 1-3 Days 1-2 Days
Opiates OPI 2000 ng/ml 1-3 Days 1-2 Days
Opiates OPI40 40 ng/ml 1-3 Days 1-2 Days
Oxycodone OXY 100 ng/ml 1-3 Days 1-2 Days
Oxycodone OXY20 20 ng/ml 1-3 Days 1-2 Days
Phencyclidine PCP 25 ng/ml 2-30 Days 1-2 Days
Propoxyphene PPX 300 ng/ml 1-7 Days 1-2 Days
Tricyclic Antidepressants 1000 ng/ml

1-14 Days

Varies Widely by Drug See PDF Below

1-2 Days
Note: The above chart gives approximate detection periods for each substance by test type. The range depends on amount and frequency of use, metabolic rate, body mass, age, overall health, drug tolerance, and urine pH.