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Test Name:
Haloperidol, Serum or Plasma


  • SBMF No:
    44082
  • Performance Lab Name:
    ARUP Laboratories
  • Test Mnemonic:
    HALDOL-
  • ABN:
    Not required
  • CPT Code:
    80173
  • LOINC Code:
    3669-9
  • Ref Lab Test No:
    0099640
  • Also Known As:
    Haldol®
  • Spec Type:
    Serum or plasma
  • Spec Container:
    Red top (serum), Lavender top (EDTA), Green top (heparin), or Gray top (fluoride/oxalate) tube
  • Alt Spec Container:
    Also acceptable (avoid if possible): Gold top (SST) or light green top (PST) tube (follow instructions below)
  • Pref Vol:
    2.0 mL
  • Min Vol:
    1.0 mL
  • Fasting:
    No
  • Spec Collect:
    Avoid use of gel-barrier tubes for specimen collection
    Routine venipuncture
  • Spec Process:
    Serum sample tubes, clot 30 minutes
    Promptly centrifuge 15 minutes
    Immediately transfer serum or plasma to separate plastic tube
  • Spec Store Transport:
    Refrigerated
  • Spec Stability:
    After separation from cells:
    4 hours room temperature (20-30°C)
    1 week refrigerated (2-8°C)
    1 month frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles
  • Spec Reject:
    Citrated plasma
    Tubes that contain liquid anticoagulant
  • Spec Remarks:
    Separate serum or plasma from cells within 6 hours of collection
    SST or PST:
    Serum or plasma in a gel separator tube stored at room temperature is acceptable if separated from the gel within 6 hours
    Serum or plasma in a gel separator tube stored refrigerated is acceptable if separated from the gel within 2 hours
  • Methodology:
    Quantitative Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
  • Clinical Significance:
    Refer to:
    ARUP Consult | The Physician's Guide to Laboratory Test Selection and Interpretation
  • Reference Range:

    Therapeutic range: 2.0-15.0 ng/mL

    Interpretive Data:
    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 range.

  • Day Run:
    Mon, Wed, Fri
  • Time Reported:
    2-5 days
  • Test Type:
    TOX-TDM