Specimen Collection Protocols:
Trough Level; 6-20 hours, depending on dose and renal function
Peak Level; draw 30 minutes after end of IV infusion.
Give dose details, dose time, dose interval, collection time and time over which infusion is give.
Paediatric Specimen 600 uL lithium heparin microtainer
Chilled (2 - 8 degrees Celsius)
If overnight - Chilled (2 - 8 degrees Celsius)
Samples stable up to 7 days fridge, otherwise frozen for 14 days.
Once daily dosing is recommended using a target area under the concentration (AUC) curve. Contact the Ward Pharmicist, or the Drug Information Service (03 3640900) for dose adjustment.
Aminoglycoside clearance is reduced with renal impairement.
Trough: <0.5 mg/L
AUC: 70-100 mg/L/hr
Homogenous competition based immunoassay performed on the Beckman Coulter AU5822 analyser using Beckman Coulter reagents.
$21.42 (Exclusive of GST)
Samples containing Carbenicillin or piperacillin should be stored frozen if a delay in analysis of more than 8 hours is anticipated to avoid falsely low gentamicin results due to in vitro inactivation.
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