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Valproic acid
Test CodeVALPROIC ACID
Alias/See Also
Depakote
VPA
Chemistry
VPA
Chemistry
Preferred Specimen
Plain Red Top Tube
Minimum Volume
2 mL
Transport Temperature
Refrigerate
Specimen Stability
Room temperature: 2 days. Separate if not frozen within this time.
Refrigerated (2-8°C): 7 days
Frozen (-20°C or colder): 3 months
Max freeze/thaw cycles: 5
Refrigerated (2-8°C): 7 days
Frozen (-20°C or colder): 3 months
Max freeze/thaw cycles: 5
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Collected in gel tube
Methodology
Chemiluminescent microparticle immunoassay
Setup Schedule
Daily
Report Available
TAT 1 - 3 days
Reference Range
50 - 100 ug/mL
Clinical Significance
Valproic acid is used as therapy in the treatment of seizures. Valproic acid levels are monitored to assure adequate therapeutic levels are achieved and to avoid toxicity.
Performing Laboratory
Test performed in BACL Chemistry Labs
Contact: Jonathan Dryjowicz-Burek, West Roxbury 857-203-5973
Alternate contact Joseph A. Manzone JP 857-364-5092
Alternate contact Diane Robert BR 774-826-2294
Alternate contact Bhumikaben Patel Bedford 781-687-2976
Last Updated: May 17, 2022
