Lorazepam Confirmation, Quantitative, Urine
Also known as: Ativan®
Use
Detect presence of lorazepam, a benzodiazepine sedative and anticonvulsant
Special Instructions
This test requires a urine specimen without preservatives. It is important to use the appropriate container and follow storage conditions to ensure the sample's integrity.
Limitations
The test is specific for lorazepam and may not detect other benzodiazepines. Results should be interpreted in the context of each patient's clinical condition and history. False negatives may occur if the analyte concentration is below the test's detection limit. Cross-reactivity with other compounds is possible, but minimized through LC/MS-MS methodology.
Methodology
Mass Spectrometry
Biomarkers
LOINC Codes
- 17088-6
- 17088-6
Result Turnaround Time
5-10 days
Related Documents
For more information, please review the documents below
Specimen
Urine
Volume
20 mL
Minimum Volume
10 mL
Container
Plastic urine container without preservative
Storage Instructions
Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Causes for Rejection
Urine from preservative tube