Amitriptyline & Nortriptyline AMIT
| Method(s) | Quantitative Liquid Chromatography-Tandem Mass Spectrometry |
|---|---|
| Specimen Required | |
| Collect | One 6 mL plain red top tube. Also acceptable: one lavender (EDTA) or one pink (K2EDTA) top tube. |
| Transport | 1 mL serum or plasma at 2-8°C. (Min: 0.5 mL) |
| Remarks | Separate serum/plasma from cells within 2 hours of collection. |
| Stability | After separation from cells: Ambient: 5 days; Refrigerated: 2 weeks; Frozen: 6 months |
| Unacceptable Conditions | Whole blood, separate tubes, light blue (citrate), or yellow (SPS or ACD Solution). |
| Schedule | Mon, Wed, Fri |
| Billing Code | 5011494 |
| CPTCode | 80335 (Alt Code:G0480) |
| Preferred Specimen Collection Device(s) | |
| Reference Interval | |
|
Therapeutic Range: Total drug: 95-250 ng/mL Toxic: Greater than 500 ng/m |
|
