Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Therapeutic Drug Monitoring
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Methadone has a wide therapeutic index and dose-dependent toxicity. As a result, routine drug monitoring is not indicated in all patients.
2 - 4 days
- Methadone, Serum
Test sent to Mayo Medical Laboratories.