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Hydrocodone and Metabolite, Serum
- Ordering Info
Hydrocodone, Free and Hydromorphone, Free
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
|Hydrocodone, Free||5.0-24.0 ng/mL|
|Hydromorphone, Free||5.0-30.0 ng/mL|
Therapeutic drug monitoring and confirmation of screen-positive results. Hydrocodone is an active component of Vicodin®, Lorcet®, Lortab®, etc. Serum half-life is 3.4 to 8.8 hours. Hydromorphone is an active ingredient in Dilaudid®. Serum half-life is 1.5 to 3.8 hours.
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Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
The CPT codes provided 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 payer being billed.
* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.