91218      Trazodone
Specimen:
  Collect: One 10 mL Red Top

Also Acceptable
One 4 mL Lavender (EDTA)
One 4 mL Green Top (Na Heparin)
One 4 mL Gray Top 
  Submit: 2 mL (Min:1 mL) Serum. Submit Refrigerated. Submit in a Standard Transport Tube.

Also Acceptable
2 mL (Min:1 mL) Plasma. Submit Refrigerated. Submit in a Standard Transport Tube. 
  Rejection Criteria: Use of separator tubes 
  Stability: Ambient: 12 Hour(s); Refrigerated: 1 Week(s); Frozen: 1 Week(s); Incubated: Unacceptable 
Methodology: High performance liquid chromatography (HPLC) 
Performed: Tuesday, Thursday 
Reported: 3-6 Day(s) 
CPT Codes:
82491 - Chromatography, Column
Interpretive Data:
General Reference Range : 0.8-1.6 ug/mL

Reference Range:
Therapeutic = 0.8-1.6 ug/mL
Toxic = Greater than 3.2 ug/mL