Trazodone Drug Level
Label Mnemonic: TRAZ
Epic Lab Code: LAB4182
Downtime Form: A-1a Miscellaneous Request
Commercial Mail-out Laboratory
5231 RCP
356-8593
Specimen(s):
Serum
Specimen Instructions:
Timing of specimen collection: Pre-dose (trough) draw At steady state concentration. Separate serum from cells as soon as possible.
Collection Medium:
Red top tube 5 mL (Clot Activator)
Minimum:
Preferred Minimum: 1.0 mL serum
Rejection Criteria:
Whole blood. Gel separator tubes, light blue (citrate), or yellow (SPS or ACD solution).
Delivery Instructions:
Submit specimen to laboratory as soon as possible after collection.
Turn Around Time:
1-5 days upon receipt at reference laboratory.
Reference Range:
Therapeutic range: 0.5-2.5 μg/mL Toxic: > 4 μg/mL
Methodology:
Quantitative Liquid Chromatography-Tandem Mass Spectrometry
CPT Code:
80338