Test Catalog

Test ID: BNZU    
Benzodiazepines Confirmation, Random, Urine

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Test Classification Provides information regarding the medical device classification for laboratory test kits and reagents. Tests may be classified as cleared or approved by the US Food and Drug Administration (FDA) and used per manufacturer instructions, or as products that do not undergo full FDA review and approval, and are then labeled as an Analyte Specific Reagent (ASR) product.

This test was developed, and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information Provides guidance in determining the appropriate Current Procedural Terminology (CPT) code(s) information for each test or profile. The listed CPT codes reflect Mayo Clinic Laboratories interpretation of CPT coding requirements. It is the responsibility of each laboratory to determine correct CPT codes to use for billing.

CPT codes are provided by the performing laboratory.




G0480 (if appropriate)

LOINC® Information Provides guidance in determining the Logical Observation Identifiers Names and Codes (LOINC) values for the order and results codes of this test. LOINC values are provided by the performing laboratory.

Test IDTest Order NameOrder LOINC Value
BNZUBenzodiazepines Confirmation, U90890-5


Result IDTest Result NameResult LOINC ValueApplies only to results expressed in units of measure originally reported by the performing laboratory. These values do not apply to results that are converted to other units of measure.
608256Alprazolam by LC-MS/MS59615-5
608257Alpha-Hydroxyalprazolam by LC-MS/MS16348-5
608258Chlordiazepoxide by LC-MS/MS20522-9
608259Clonazepam by LC-MS/MS16229-7
6082607-aminoclonazepam by LC-MS/MS51776-3
608261Diazepam by LC-MS/MS16227-1
608262Nordiazepam by LC-MS/MS16228-9
608263Midazolam by LC-MS/MS16233-9
608264Alpha-Hydroxy Midazolam by LC-MS/MS59590-0
608265Oxazepam by LC-MS/MS16201-6
608266Temazepam by LC-MS/MS20559-1
608267Clobazam by LC-MS/MS59635-3
608268N-Desmethylclobazam by LC-MS/MS97160-6
608269Flunitrazepam by LC-MS/MS20528-6
6082707-aminoflunitrazepam by LC-MS/MS51777-1
608271Flurazepam by LC-MS/MS16231-3
6082722-Hydroxy Ethyl Flurazepam by LC-MS/MS97159-8
608273Lorazepam by LC-MS/MS17088-6
608274Prazepam by LC-MS/MS17479-7
608275Triazolam by LC-MS/MS16232-1
608276Alpha-Hydroxy Triazolam by LC-MS/MS49876-6
608277Zolpidem by LC-MS/MS72770-1
608278Zolpidem Phenyl-4-Carboxylic acid by LC-MS/MS72768-5
608448Benzodiazepines Interpretation16195-0