Drug Monitoring, Eszopiclone, Quantitative, Urine

Test Code

39434

CPT Codes
80368 (HCPCS: G0480)

Includes

If you require medMATCH for this order code, you must also order code 39158 - Prescribed Drugs, medMATCH®. If 39158 is ordered, all Drug Monitoring order codes will be treated as medMATCH.

If this test code is not ordered with 39158, all medMATCH result codes will be DNR’d.
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Eszopiclone and Eszopiclone Metabolite

Preferred Specimen

3 mL random urine collected in a preservative-free plastic urine container

Minimum Volume

2 mL

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 48 hours
Refrigerated: 30 days
Frozen: 30 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Preserved samples • Samples other than urine

Methodology
Chromatography/Mass Spectrometry

FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule

Set up: Tues-Sat; Report available: 2-4 days

Reference Range

Eszopiclone	<5 ng/mL
Eszopiclone Metabolite	<5 ng/mL

Clinical Significance

Zopiclone is used to treat patients with insomnia. This test is used to detect the presence of the drug as a therapeutic drug monitoring and to aide clinicians with the drug's dosage effectiveness.

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.