Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Therapeutic drug monitoring.
5 - 25 ng/ml
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
6 - 11 days
Collect blood in 7 ml red or green top tube; do not use SST tube. Centrifuge, aliquot serum or plasma into plastic vial and store at room temperature or refrigerate.
Test sent to Mayo Medical Laboratories; performed by MedTox Laboratories.