91345      Haloperidol
Specimen:
  Collect: One 10 mL Red Top

Also Acceptable
One 4 mL Lavender (EDTA)
One 4 mL Gray Top
One 4 mL Green Top (Na Heparin) 
  Submit: 3 mL (Min:1.5 mL) Serum. Submit Refrigerated. Submit in a Standard Transport Tube.

Also Acceptable
3 mL (Min:1.5 mL) Plasma. Submit Refrigerated. Submit in a Standard Transport Tube. 
  Special Handling: Avoid Repeated Freeze/Thaw Cycles
Separate from cells ASAP 
  Rejection Criteria: Use of separator tubes 
  Stability: Ambient: 4 Hour(s); Refrigerated: 1 Week(s); Frozen: 1 Month(s); Incubated: Unacceptable 
Methodology: High performance liquid chromatography (HPLC) 
Performed: Monday, Wednesday, Friday 
Reported: 2-5 Day(s) 
CPT Codes:
80173 - Haloperidol
Interpretive Data:
General Reference Range : 2.0-15.0 ng/mL

The therapeutic range relates to the management of psychoses; lower concentrations may be therapeutic for Tourette's and mania. The toxic range is not well established. Some patients experience toxicity within the therapeutic ramge.