Purpose
Therapeutic Drug Monitoring
Method(s)
Gas Chromatography (GC)
Suggested CPT Code(s)
80375
New York State Approval Status

Approved

Known Interference(s)
Descarboethoxyloratadine [GC]: Amoxapine
Turnaround Time

8 days

Test Includes
1 Loratadine Alavert®; Claritin® Gas Chromatography (GC) ng/mL 1 Antihistamine
2 Descarboethoxyloratadine Clarinex®; Desloratadine; Loratadine Metabolite Gas Chromatography (GC) ng/mL 1 Antihistamine Amoxapine

Specimen Type
Blood
Requested Volume
5 mL
Minimum Volume
2.2 mL
Special Handling
None
Specimen Container
Lavender top tube (EDTA)

Additional Collection Instructions

Transport Temperature
Refrigerated
Light Protection
Not Required
Rejection Criteria
None

Rejection criteria pertain to clinical specimen submissions only.

Stability
Room Temperature: 17 day(s)
Refrigerated: 17 day(s)
Frozen (-20 °C): 17 day(s)
1 Loratadine Alavert®; Claritin® Gas Chromatography (GC) ng/mL 1 Antihistamine
2 Descarboethoxyloratadine Clarinex®; Desloratadine; Loratadine Metabolite Gas Chromatography (GC) ng/mL 1 Antihistamine Amoxapine

Interface Map

LOINC® Information