Published on December 16, 2019

Tobramycin, Random

Tube Type = Dark Blue Top or Red Bullet

Tube Type

Test ID LAB37
EPIC Order
 TOBRAMYCIN LEVEL, RANDOM
CPT Code(s) 80200
Group/Individual Test Individual
Laboratory Core Laboratory
Tube Station Routine: 30; STAT: 888
Specimen Routine: 2 mL blood/navy blue plain tube/red plain tube also acceptable; See Comments
Micro: 500 µL blood/red plain (no gel) bullet; See Comments for additional information
Availability Routine: 24 hrs/day
Stability Unspun: 2 hours room temperature
  Spun/separated: 
Refrigerated: 2 days
Frozen: 30 days
Turnaround Time Routine: 2 hours; STAT: 1 hour
Reference Range Therapeutic: Undefined
Comments
  • Collect sample before administering B-lactam antibiotics, otherwise levels may be lower than expected.
  • Red Top Tubes must NOT contain Serum Separator Gel

Reviewed by J. Carr on January 09, 2026

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514