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HelpTest ID LOX Loxapine (Loxitane) and 8-Hydroxyloxapine
Method Name
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Reporting Name
Loxapine (Loxitane)Specimen Type
VariesSpecimen Required
Submit only 1 of the following specimens:
Plasma
Draw blood in a green-top tube(s), plasma gel tube is not acceptable. Spin down and send 2 mL sodium heparin plasma refrigerated in a plastic vial.
Serum
Draw blood in a plain red-top tube(s), serum gel tube is not acceptable. Spin down and send 2 mL of serum refrigerated in a plastic vial.
Specimen Minimum Volume
0.3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Varies | Refrigerated (preferred) | 14 days |
| Frozen | 180 days | |
| Ambient | 72 hours |
Reference Values
Loxapine:
Reference Range: 5.0 - 30.0 ng/mL
8-Hydroxy-Loxapine:
Reference Range: 20.0 - 100.0 ng/mL
Day(s) Performed
Monday through Sunday
Performing Laboratory
Medtox Laboratories, Inc.CPT Code Information
80342
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| LOX | Loxapine (Loxitane) | 17090-2 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| Z1125 | Loxapine (Loxitane) | 3728-3 |
| Z1047 | 8-Hydroxy-Loxapine | 9696-6 |