Trazodone
| Abbrev Code: | TRAZ | ||
| Order Code: | LAB1237 | Order Name: | Trazodone |
| Synonyms: | Desyrel | ||
| Methodology: | Quantitative liquid chromatography/Tandem mass spectrometry | ||
| CPT Codes: | 80338 x1, 80338 x1 | ||
| Turnaround Time: | Specimens are sent to the reference laboratory Sun-Sat; testing is performed on Wednesdays; results are reported within 1-8 days. | ||
| Compliance: | ARUP Laboratory Developed Test (LDT): For tests developed and validated by ARUP (previously referred to as Compliance Statement B, C or D). This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes. |
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Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2 mL |
| Minimum\Peds Volume: | 1.2 mL |
| Container: | Red (no gel) Alternate Containers: Purple (EDTA) |
| Collection Instructions: | Timing of specimen collection: Predose (trough) draw - At steady state concentration. |
| Causes for Rejection: | Whole blood. Collected in gel, light blue (citrate), or yellow (SPS or ACD solution) tubes. |
Processing and Shipping
| Specimen Processing: | Centrifuge and separate plasma/serum from cells within 2 hours. Aliquot 1 mL, 0.5 mL minimum. Store in refrigerator. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Stability: | After separation from cells: Ambient: 24 hours; Refrigerated: 2 weeks; Frozen: 4 months |
| Test Performed at or Referral Lab | Lab Sendouts (ARUP) |
| Referral Lab number: | 3005860 |
Interpretive
| Critical Range: | Toxic level: not well established |
| Therapeutic Range: | 800-1600 ng/mL |
| Use: | Optimize drug therapy and monitor patient adherence. |
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