Test directory: Gentamicin (Peak)

Ordering Code444P
Test NameGentamicin (Peak)
AliasPeak Garamycin
Peak Gentak
Preferred SpecimenPlasma
Preferred ContainerLithium Heparin PST (Green)
Other Specimen/ContainerSerum in Plain (Red), Serum in SST (Gold)
Optimum Volume0.5 mL
Collection InstructionsCollect peak specimen at the end of a 60-minute IV infusion, 30 minutes after the end of a 30-minute IV infusion, or 60 minutes after the IM dose.
Handling InstructionsSend aliquot if transport time >24 hours.
Transport RequirementsOahu: Refrigerated
Airline: Frozen
Specimen StabilityRefrigerated: 24 Hours (Centrifuged, unaliquoted gel separator tubes) 1 Week (Aliquot)
Frozen: 1 Month (Aliquot)
Rejection CriteriaGrossly hemolyzed, Insufficient quantity, Specimen older than stability limits, Uncentrifuged gel separator tube specimens >2 hours old, Unaliquoted gel separator tube specimens >24 hours old
Avail. StatYES
Analytic Time1 Day

Reference range(s)

ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
Gentamicin (Peak)ALL5.0-10.0>= 12.05.0-10.0>= 12.0ug/mL