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Test Code VANCPK Vancomycin, Peak

Collection Container

Serum gel

Specimen Required


Other Acceptable Specimen Types

Heparinized plasma

Specimen Volume

1 mL

Minimum Specimen Volume

0.1 mL

Transport Temperature


Specimen Stability

Room temperature: 2 hrs, Refrigerated: 14 days, Frozen: 1 year


Enzyme Immunoassay

Reference Ranges

20-40 mg/L
Critical: >40 mg/L

Turnaround Time

24 hours

Day(s) and Time(s) Performed

Test performed daily

CPT Code


Units of Measure


Critical Results

>40 mg/L

Time of collection

Trough: 30 minutes before 4th dose. If renal  failure is suspected draw

             before 2nd dose.


Peak: 1 hour after end of 1 hour intravenous infusion.