Promethazine, Urine Test (3970U)

Promethazine, Urine Test (3970U)

Analysis Code 3970U 
Test Name Promethazine, Urine 
Test Includes Promethazine 
Compound Synonym(s) Phenergan®; Remsed® 
Purpose Therapeutic Drug Monitoring; This test is New York State approved. 
Category Antihistamine 
Method(s) High Performance Liquid Chromatography/
TandemMass Spectrometry (LC-MS/MS) 
Specimen Requirements 1 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: 14 day(s)
Frozen (-20 °C): 14 day(s) 
*Rejection Criteria None 
Known Interference(s) Promethazine [LC-MS/MS]: Promazine, Chlorpromazine 
Day(s) Test Set-up / TAT [LC-MS/MS] Tuesday Thursday / 3 days 
Suggested CPT Code 80342 
**Minimum Volume 0.5 mL 
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You are viewing Promethazine, Urine Test (3970U)
*Rejection criteria pertain to clinical specimen submissions only.
**Stated minimum volume allows for a single analysis. Repeat analysis will not be performed.


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