TEST ID VORI Voriconazole, Serum
Reporting Name
Voriconazole, SSpecimen Type
Serum RedSpecimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube: Red top (serum gel/SST not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 2 mL
Collection Instructions: Within 2 hours of collection, centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.6 mL
Specimen Stability Information
Specimen Type | Temperature | Time |
---|---|---|
Serum Red | Refrigerated (preferred) | 28 days |
Ambient | 28 days | |
Frozen | 28 days |
Method Name
Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Reject Due To
Gross hemolysis | OK |
Gross lipemia | OK |
Gross icterus | OK |
Reference Values
1.0-5.5 mcg/mL
Trough level (ie, immediately before next dose) monitoring is recommended.
Day(s) Performed
Monday through Saturday
Report Available
Same day/1 to 2 daysSpecimen Retention Time
2 weeksPerforming Laboratory

CPT Code Information
80285
Useful For
Monitoring trough levels of voriconazole suggested for:
-Individuals with reduced liver function
-Individuals with cytochrome P450 (CYP) 2C19 alterations associated with poor metabolic function
-Patients taking other medications that affect CYP2C19 activity
-Patients experiencing potential toxicity
Monitoring trough levels in patients who are not responding optimally or have drug interactions that may decrease voriconazole levels or to ensure adequate oral absorption