Assays for Gentamicin, Tobramycin, Vancomycin and Teicoplanin

Clinical Chemistry

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Description

Please note that Tobramycin assays are only carried out in the Clinical Chemistry laboratory on the Northern Campus. For any requests arising from the Central Campus, please contact the Clinical Chemistry BMS on-call so that transport across the city can be arranged.

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Sample Type

Serum (Gel 5ml yellow or 6ml Red)

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Reference Range

Gentamicin / TobramycinTrough <2Peak 5 - 12Refer to Nomogram for 'once a day' dosingVancomycinTrough 10 - 15Peak 20 - 40Some treatment regimes and clinical presentations will require adjusted ranges based on time of sampling - contact microbiology medical staff for advice.

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Turnaround Time

Within 1 day

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Testing Frequency

As required

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External Notes

***Please note that these assays are now processed in the Clinical Chemistry department*** For aminoglycoside assays peak levels should be taken one hour post dose. Vancomycin pre dose levels should be taken immediately before the infusion - post levels are not usually required on adults. If required, post dose levels should be taken 1 hour after the end of the infusion. The time of dosage and sampling must be stated. Other antibiotics can be monitored by arrangement.

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Patient Preparation

Follow standard nursing procedures to obtain sample

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See Also

ASSAYS FOR CHLORAMPHENICOL, CYCLOSERINE, ITRACONAZOLE, STREPTOMYCIN, AMIKACIN, FLUCONAZOLE, AMPHOTERACIN

Please note: the above information is subject to change and we endeavour to keep this website up to date wherever necessary.