Purpose
Therapeutic Drug Monitoring
Method(s)
High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS)
Suggested CPT Code(s)
80342
New York State Approval Status

Approved

Known Interference(s)
Promethazine [LC-MS/MS]: Chlorpromazine; Promazine
Turnaround Time

8 days

Test Includes
1 Promethazine Phenergan® High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 5 Antihistamine Chlorpromazine; Promazine

Test Also Known As
Remsed®
Specimen Type
Urine
Requested Volume
1 mL
Minimum Volume
0.5 mL
Special Handling
None
Specimen Container
Plastic container (preservative-free)

Additional Collection Instructions

Transport Temperature
Refrigerated
Light Protection
Not Required
Rejection Criteria
None

Rejection criteria pertain to clinical specimen submissions only.

Stability
Room Temperature: 7 day(s)
Refrigerated: 14 day(s)
Frozen (-20 °C): 14 day(s)
1 Promethazine Phenergan® High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 5 Antihistamine Chlorpromazine; Promazine

Interface Map

LOINC® Information