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Benzodiazepines, Urine, Quantitation/Confirmation

Mnemonic:    [U Benz Qnt]
Name:    Benzodiazepines, Urine, Quantitation/Confirmation
Specimen:    0.5 mL urine from a random collection.
Minimum Spec:    0.3 mL
Transport Temp:    Refrigerated
Spec Stability:    Stable up to 4 weeks refrigerated.
Ref Lab/Code:    ARUP 2008291
  Method:    Liquid Chromatography/Tandem Mass Spectrometry
Note:    For medical purposes only; not appropriate for employment drug testing.

Drugs covered: alprazolam, alpha-hydroxyalprazolam, chlordiazepoxide, clonazepam, 7-amino-clonazepam, diazepam, lorazepam, midazolam, alpha-hydroxymidazolam, nordiazepam, oxazepam, and temazepam.

Identification of specific drug(s) taken by specimen donor is problematic due to common metabolites, some of which are prescription drugs themselves.

Positive cutoff: 20 ng/mL unless specified below:
Alprazolam 5 ng/mL
Alpha-hydroxyalprazolam 5 ng/mL
Clonazepam 5 ng/mL
7-aminoclonazepam 5 ng/mL