Test Overview
Test Methodology

Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)

Test Usage

Therapeutic drug monitoring.

Reference Range *

Haloperidol: 5 - 17 ng/mL; Reduced Haloperidol: 10 - 80 ng/mL.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Tuesday, Thursday
Analytic Time

3 - 8 days

Soft Order Code
HALO
MiChart Code
Haloperidol Level
Synonyms
  • Haldol
  • HALOPERIDOL (HALDOL), SERUM
  • HALOPER
  • R HALO
  • HALOPERIDOL
  • REDUCED HALOPERIDOL
Laboratory
Sendout
Reference Laboratory
Mayo HALO (80339)
Section
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in red top tube; do not use SST tube. Centrifuge, aliquot serum into plastic vial and refrigerate or freeze.

Normal Volume
1 mL serum
Minimum Volume
0.3 mL
Rejection Criteria
SST tube not acceptable.
Additional Information

Test sent to Mayo Clinic Laboratories.

Billing
CPT Code
80173
Fee Code
22186
LOINC
Z176-8