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HelpTest Code FLXPN Loxapine, Plasma
Specimen Required
Must submit one specimen per order. Specimens cannot be shared between multiple orders.
Collection Container/Tube: Lavender or pink top (EDTA)
Submission Container/Tube: Plastic screw-capped vial
Specimen Volume: 1 mL plasma
Collection Instructions:
1. Promptly centrifuge and aliquot 1 mL plasma into a plastic screw-capped vial.
2. Send refrigerated.
Specimen Stability Information: Refrigerated (preferred) 30 days/Ambient 30 days/Frozen 15 months
Method Name
High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS)
Reporting Name
LoxapineSpecimen Type
Plasma EDTASpecimen Minimum Volume
Plasma: 0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Plasma EDTA | Refrigerated (preferred) | 30 days |
| Ambient | 30 days | |
| Frozen | ||
Reject Due To
| Polymer gel separation tube (SST or PST) | Reject |
Reference Values
None Detected
Dose and route: peak plasma concentration
Average 29.5 mg (15-50 mg) IM: 16 ng/mL 2 hr post-dose
Average 29.5 mg (15-50 mg) oral: 16 ng/mL 1 hr post-dose
Single 50 mg oral: 33 ng/mL 1.6 hr post-dose
Chronic 150 mg oral: 30 ng/mL
Half-life: approximately 6.9 hr
Day(s) Performed
Monday through Sunday
Report Available
9 to 11 daysPerforming Laboratory
NMS LabsTest Classification
This test was developed and its performance characteristics determined by NMS Labs. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
80342
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FLXPN | Loxapine | 3728-3 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| FLXPN | Loxapine | 3728-3 |