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Orderable Name OXAZS Oxazepam, Serum

Test Down Notes

This test is temporarily unavailable. As an alternate, order ZW80(87). For additional details, see test update here:


Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube: Red top (Serum gel/SST are not acceptable)

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL

Collection Instructions: Centrifuge and aliquot serum into a plastic vial.


Useful For

Assessing compliance

 

Monitoring for appropriate therapeutic level

 

Assessing oxazepam toxicity

Method Name

Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)

Specimen Type

Serum Red

Specimen Minimum Volume

0.3 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Red Refrigerated (preferred) 28 days
  Ambient  28 days
  Frozen  28 days

Reject Due To

Gross hemolysis OK
Gross lipemia OK
Gross icterus OK

Reference Values

Therapeutic concentrations

Oxazepam: 200-1500 ng/mL

 

Cutoff concentrations by liquid chromatography tandem mass spectrometry:

Oxazepam: 10 ng/mL

Day(s) Performed

Monday, Wednesday

Report Available

3 to 7 days

CPT Code Information

80299