What is Benzodiazepine?

Benzodiazepines are  prescription only central nervous system depressants used to treat anxiety, insomnia, muscle spasms, and seizures. They can cause sedation and hypnosis.

Cut-Off Levels (ng/mL)

200, 300 ng/mL (Urine)

50, 300 ng/mL (Saliva)

Window of Detection

2 Hr. – 3 Days (Urine)

1 – 2 Days (Saliva)

How is it Used?


Benzodiazepine can only be obtained, legally, with a prescription from a licensed medical practitioner and is most often given in tablet form to be taken orally. The drug has gained popularity in recreational use and where users will sometimes crush the tablet to be insufflated nasally, injected, or inhaled when burned.

What are the Effects?

Benzodiazepines suppress the central nervous system causing sever drowsiness and sleepiness. Amnesia and spouts of memory lapse are common among users and these effects are increased with larger doses. 

Common Street Names

  • Benzos
  • Zannies
  • Zanny Bars
  • Bars, Dozers
  • Mind Erasers

Common Symptoms

  • Drowsiness
  • Sleepiness 
  • Amnesia 
  • Irritability
  • Vidid Dreams
  • Shallow Respiration
  • Dilated Pupils
  • Week and Rapid Pulse
  • Coma
  • Death

What does it Look Like?

Benzodiazepine comes in tablet form in a variety of shapes and colors. Some popular brand names include Xanax, Ativan and Kolonpin.

Legal Status

Schedule  III under the Controlled Substances Act.

Testing Options

  • Integrated Urine Cup Test
  • Urine Dip Card Test
  • Oral Fluid Test

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