Laboratory Test DirectoryShare
Gentamicin, Peak Level
Patient Preparation: Draw 30 minutes following completion of infusion.
Collect: Plain Red OR Heparinized plasma - 1 ml serum or plasma.
Specimen Preparation: Allow specimen to clot completely. Separate serum or plasma from cells. Transfer
plasma or serum to a Standard Transport Tube.
Storage/Transport Temperature: Refrigerated. If transport is prolonged: Frozen.
Unacceptable Conditions: Separator tubes. Plasma collected in the presence of citrate or oxalate/fluoride or EDTA. Hemolyzed specimens. Frozen samples.
Stability: After separation from cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 2 weeks (avoid repeated freeze/thaw cycles)
Note: This test is approved for NY .