6 - 11 days
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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.
SST not acceptable.
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.