Drug Detection Times in Urine (Guideline)


Drug Class Street Name Prescription Brand Name Examples Detection Time in Urine
Amphetamine Stimulant speed Dexedrine, Benzedrine Up to 4 days
Barbiturates depressants / sedatives / hypnotics downers, barbs, reds Amytal, Fiorinal, Nembutal, Donna short-acting:  2 days
long-acting: 1-3 weeks
(based on half-life)
Benzodiazepines depressants / sedatives / hypnotics bennies Valium, Ativan, Xanax, Serax therapeutic dose: 3 days
chronic use: 4-6 weeks or longer
Cocaine (benzoyl ecgonine metabolite) Stimulant coke, crack, rock cocaine N/A Up to 4 days
Codeine Analgesic / Opiate N/A N/A 2-3 days
Ethyl alcohol, ethanol depressants / sedatives / hypnotics alcohol, liquor, beer, wine booze N/A urine: 2 to 12 hours
serum/plasma: 1 to 12 hours
Heroin Analgesic / Opiate smack, tar, chasing the tiger N/A 2- 3days
Marijuana, Can-
Hallucinogen pot, dope, weed, hash, hemp Marinol, Cesamet Single use: 2 to 7 days
Prolonged, chronic use: 1 to 2 months
Methadone Analgesic / Opiate fizzies Dolophine 3 days
Methamphetamine Stimulant speed, ice, crystal, crank Desosyn, Methedrine Up to 4 days
Methaqualone depressants / sedatives / hypnotics ludes, disco bisquits, 714, lemmons Quaalude (off U.S. market) Up to 14 days
MDMA (methylenedioxy-
Stimulant ecstacy, XTC, ADAM, lover’s speed N/A Up to 4 days
Morphine Analgesic / Opiate N/A Duramorph, Roxanol 2-3 days
Phencyclidine Hallucinogen PCP, angel dust N/A 8-14 days, but up to 30 days in chronic users
Propoxyphene Analgesic / Opiate N/A Darvocet, Darvon (all form of propoxyphene withdrawn from US market in November 2010) 6 hours to 2 days

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