Benzodiazepines, Serum
Test Summary
Benzodiazepines are widely used as anxiolytics, sedative- hypnotics, muscle relaxants, and anticonvulsants. Benzodiazepines include drugs such as diazepam Valium®, chlordiazepoxide Librium®, oxazepam Serax®, lorazepam Ativan®, alprazolam Xanax®, clonazepam Clonopin® and triazolam Halcion®. Many common benzodiazepines are detected in urine by their metabolites oxazepam and nordiazepam. Psychological and physiological addictions, misuse and abuse of benzodiazepines have been described.
Aliases
- N/A
Specimen Collection
Special Instructions
N/A
Preferred Specimen
2 mL serum collected in a red-top tube (no gel)
Minimum Volume
1 mL
Instructions
N/A
Patient Preparation
N/A
Storage
N/A
Transport Temperature
Frozen
Specimen Stability
- Room temperature: 24 hours
- Refrigerated: 72 hours/> Frozen: 14 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Gel barrier/Serum Separator Tube
Order Code
BENZSR
EPIC (Premier) Code
LAB5061
Includes
Alprazolam, Alpha-Hydroxyalprazolam, Alpha-Hydroxytriazolam, Chlordiazepoxide, Clonazepam, Desalkylflurazepam, Diazepam, Lorazepam, Midazolam, Norchlordiazepoxide, Nordiazepam, Oxazepam, Temazepam, Triazolam
CPT Code
- 80299
Billing Code
- 671314
CPT Statement
Methodology
N/A
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly VA, 20153
14225 Newbrook Drive
Chantilly VA, 20153
Department
Reference Testing
Reference Range
N/A
Setup Schedule / Expected Turnaround Time
Tuesday, Thursday, Saturday; Report available: 4 - 6 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
2 mL serum collected in a red-top tube (no gel)
Minimum Volume
1 mL
Instructions
N/A
Patient Preparation
N/A
Storage
N/A
Transport Temperature
Frozen
Specimen Stability
- Room temperature: 24 hours
- Refrigerated: 72 hours/> Frozen: 14 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Gel barrier/Serum Separator Tube
Result Information
Methodology
N/A
Testing Laboratory
N/A
Reference Range
N/A
Setup Schedule / Expected Turnaround Time
Tuesday, Thursday, Saturday; Report available: 4 - 6 days