Specimen Requirements
Title
Tacrolimus (Prograf, FK506)
Specimen Requirement
Collect lavender EDTA/1.0 mL whole blood and send in original collection tube.
Methodology
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Stability
Room temp: 24 hours, Refrigerated: 14 days, Frozen: 14 days
Reference Range
The reference range is determined by the performing laboratory and will show on the report.
Turnaround
2-3 days
Clinical Use
Tacrolimus is an immunosuppressive drug that is believed to prevent rejection in transplantation patients. Measurement of tacrolimus blood levels may be of use in monitoring patients receiving this drug.
Test Code
TACRO