Specimen Requirements
Title
TACROLIMUS (PROGRAF, FK506)
Specimen Requirement
Draw blood in a lavender EDTA tube/1.0 mL whole blood refrigerated.
Methodology
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Stability
Room Temperature 24 hours, Refrigerated 14 days, Frozen 14 days
Reference Range
By 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