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BCH Order Code VANCR Vancomycin Level, Random, Serum

Additional Codes

Carent Test ID

Reporting Title

Vancomycin Trough

Useful For

Monitoring levels of vancomycin to ensure appropriate therapy.  Aminoglycoside monitoring requires both peak and trough levels.

Performing Laboratory

Boulder Community Health

Specimen Requirements

Container/Tube: Plain, red-top tube(s)
Specimen Volume: 1 mL of serum
Collection Instructions:   Random levels are drawn on dialysis patients.


1.  Dosage information, and which other antimicrobials are given concurrently, and date and time of draw are required on the request form for processing.

2. Protect sample from light

Specimen Transport Temperature

Room Temperature up to 2 hours

Refrigerated up to 3 days

Frozen up to 14 days


Enzyme Immunoassay

Reference Values

Therapeutic Range:

Random:  0.0-40.0 mcg/mL


Critical Range: 

Random:  >80.0 mcg/mL


NOTE:  To convert mcg/mL vancomycin to umol/L vancomycin, multiply the result by 0.67

To convert mcg/mL vancomycin to mg/L vancomycin, multiple the result by 1.0

Day(s) Test Set Up


Test Classification and CPT Coding


LOINC Code Information