Test Catalog

Test ID: BNZX    
Benzodiazepines Confirmation, Chain of Custody, 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 U.S. 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
BNZXBenzodiazepines Conf, CoC, 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.
608452Benzodiazepines Immunoassay Screen14316-4
608280Alprazolam by LC-MS/MS59615-5
608281Alpha-Hydroxyalprazolam by LC-MS/MS16348-5
608282Chlordiazepoxide by LC-MS/MS20522-9
608283Clonazepam by LC-MS/MS16229-7
6082847-aminoclonazepam by LC-MS/MS51776-3
608285Diazepam by LC-MS/MS16227-1
608286Nordiazepam by LC-MS/MS16228-9
608287Midazolam by LC-MS/MS16233-9
608288Alpha-Hydroxy Midazolam by LC-MS/MS59590-0
608289Oxazepam by LC-MS/MS16201-6
608290Temazepam by LC-MS/MS20559-1
608291Clobazam by LC-MS/MS59635-3
608292N-Desmethylclobazam by LC-MS/MSIn Process
608293Flunitrazepam by LC-MS/MS20528-6
6082947-aminoflunitrazepam by LC-MS/MS51777-1
608295Flurazepam by LC-MS/MS16231-3
6082962-Hydroxy Ethyl Flurazepam by LC-MS/MSIn Process
608297Lorazepam by LC-MS/MS17088-6
608298Prazepam by LC-MS/MS17479-7
608299Triazolam by LC-MS/MS16232-1
608300Alpha-Hydroxy Triazolam by LC-MS/MS49876-6
608301Zolpidem by LC-MS/MS72770-1
608302Zolpidem Phenyl-4-Carboxylic acid by LC-MS/MS72768-5
608449Benzodiazepines Interpretation16195-0
608450Chain of Custody77202-0