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Allopurinol and Metabolite, Serum/Plasma
Test Code6017
CPT Codes
80299
Includes
Allopurinol and Oxypurinol (Allopurinol metabolite)
Preferred Specimen
1 mL serum collected in a red-top tube (no gel)
Minimum Volume
0.3 mL
Other Acceptable Specimens
Plasma collected in an EDTA (lavender-top), or EDTA (pink-top) tube
Instructions
Promptly centrifuge and separate serum or plasma into a plastic screw-capped vial using approved guidelines.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 30 days
Refrigerated: 30 days
Frozen: 30 days
Refrigerated: 30 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Polymer gel separation tube (SST or PST)
Methodology
High Performance Liquid Chromatography (HPLC)
FDA Status
This test was developed and its performance characteristics determined by NMS Labs. It has not been cleared or approved by the US Food and Drug Administration.
Setup Schedule
Set up: As needed; Report available: 8 days
Reference Range
Oxypurinol: 0.30 mcg/mL
Allopurinol: 0.10 mcg/mL
Allopurinol: 0.10 mcg/mL
Clinical Significance
Therapeutic drug monitoring