Test Overview
Test Methodology

Homogenous Enzyme Immunoassay, on Roche Cobas Pros c503

Test Usage

Therapeutic drug monitoring

Reference Range *

Therapeutic range: 350-1000 ng/mL Toxic >1500 ng/mL

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

Test Details
Days Set Up
Daily, 24 hours a day
Soft Order Code
CLZPN
MiChart Code
CLZPN Clozapine
Synonyms
    Laboratory
    Chemical Pathology
    Section
    Automation
    Specimen Requirements
    Collection Instructions

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

    Normal Volume
    1.0 mL serum
    Minimum Volume
    0.6 mL serum
    Rejection Criteria
    SST tube not acceptable.
    Additional Information

    It is recommended that trough samples (12 hours after the last dose) at steady state (3 days after a dose change) are collected for clozapine testing.

    Billing
    CPT Code
    80159
    Fee Code
    JA064
    LOINC
    6896-5
    NY State Approved
    No