Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Monitoring for optimal therapeutic concentrations or patient compliance.
800 – 1600 ng/mL
5 - 9 days
Collect specimen in a red top tube; do not use SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate.
Test sent to Mayo Medical Laboratories; performed by MedTox Laboratories.