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Drugs of Abuse
Classification
 Approximate Detection Time
In Urine
Amphetamines
  • Central nervous system
  • Stimulants                   
  • 24-48 hours
Barbiturates
  • Depressants
  • Sedative hypnotic
  • Short acting 1-day
  • Long acting 2-3 weeks
Benzodiazapenes
  • Minor tranquilizers
  • Anti-anxiety/sedative
  • Therapeutic Dose 3-days
Cocaine Metabolites
  • Stimulant
  • Local anesthetic
  • 2-4 days
Opiates
  • Narcotic
  • Analgesic
  • 2-days
Methadone
  • Sedative
  • Hypnotic
  • 14-days
PCP
  • Hallucinogen
  • Dissociative anesthetic
  • Overdose
  • 8-days
Propoxphene
  • Narcotic
  • Analgesic
  • 6-hours - 2-days
THC
  • Hallucinogen
  • Acute dosage  2-3 days
  • Chronic use 25-30 days
Methaqualone
  • Sedative
  • Hypnotic
  • 14 days
DRUG DETECTION TIME IN URINE