Naltrexone and Metabolite - Total (Conjugated/Unconjugated) Screen, Urine Test (3115U)
| Analysis Code |
3115U |
| Test Name |
Naltrexone and Metabolite - Total (Conjugated/Unconjugated) Screen, Urine |
| Test Includes |
6-Beta-Naltrexol - Total [LC-MS/MS], Naltrexone - Total [LC-MS/MS] |
| Compound Synonym(s) |
Depade®
Nalorex®
Naltrexone Metabolite
ReVia®
Trexan®
Vivitrol® |
| Purpose |
Exclusion Screen |
| Category |
Narcotic Analgesic |
| Method(s) |
High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) |
| Specimen Requirements |
2 mL Urine |
| Transport Temperature |
Refrigerated |
| Specimen Container |
Plastic container (preservative-free) |
| Special Handling |
None |
| Light Protection Required |
Not Required |
| Stability |
Room Temperature: 7 day(s)
Refrigerated: 10 day(s)
Frozen (-20 °C): 1 month(s) |
| Rejection Criteria |
None |
| Day(s) Test Set-up |
[LC-MS/MS] Tuesday Thursday 2nd Shift 4 days |
| Suggested CPT Code |
[LC-MS/MS] 80100 |
Reflex Testing
(when required, addl' fee may apply) |
5121U - Naltrexone and Metabolite - Total (Conjugated/Unconjugated) Confirmation, Urine |
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