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Test ID VANTA Vancomycin, Trough, Serum

Useful For

Trough concentrations drawn at steady-state are the preferred test for monitoring vancomycin therapy

Method Name


Reporting Name

Vancomycin, Trough, S

Specimen Type

Serum Red

Specimen Required

Container/Tube: Red top

Specimen Volume: 0.5 mL

Collection Instructions:

1. Draw specimen immediately prior to the next dose (within 30 minutes).

2. Red-top tubes should be centrifuged and aliquoted within 2 hours of collection.

Specimen Minimum Volume

0.25 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Red Refrigerated (preferred) 14 days
  Frozen  365 days
  Ambient  48 hours

Reference Values

Therapeutic: 10.0-20.0 mcg/mL

These levels are consistent with Mayo Clinic Antimicrobial Therapy Guidelines.

Day(s) and Time(s) Performed

Monday through Sunday; Continuously

Performing Laboratory

Mayo Medical Laboratories in Rochester

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
VANTA Vancomycin, Trough, S 4092-3


Result ID Test Result Name Result LOINC Value
VANTA Vancomycin, Trough, S 4092-3