Oxcarbazepine OR Eslicarbazepine Metabolite (MHD) OXC
| Method(s) | Quantitative Liquid Chromatography-Tandem Mass Spectrometry |
|---|---|
| Specimen Required | |
| Collect | One 6 mL plain red top tube. Also acceptable: lavender (EDTA) or pink (K2EDTA) top tubes. |
| Transport | 1 mL serum or plasma at 2-8°C. (Min: 0.5 mL) |
| Remarks | Separate serum or plasma from cells within 2 hours of collection. |
| Stability | After separation from cells: Ambient: 6 weeks; Refrigerated: 6 weeks; Frozen: 3 months (avoid repeated freeze/thaw cycles) |
| Unacceptable Conditions | Whole blood, gel separator tubes, light blue (citrate), or yellow (SPS or ACD solution) top tubes. |
| Schedule | Daily |
| Billing Code | 5010050 |
| CPTCode | 80183 |
| Notes | Patient Prep: Timing of specimen collection: Pre-dose (trough) draw - at steady state concentration. |
| Preferred Specimen Collection Device(s) | |
| Reference Interval | |
|
Therapeutic Range: 3-35 microgram/mL |
|
