Ordering Recommendation
Optimize drug therapy and monitor patient adherence.
Mnemonic
VPA
Methodology
Fluorescence Polarization Immunoassay
Performed
Sun-Sat
Reported
Within 24 hours
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Plain red. Also acceptable: Green (sodium or lithium heparin).
Specimen Preparation
Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
citrate, EDTA, or oxalate anticoagulants or separator tubes.
Remarks
Stability
After separation from cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 3 months
Reference Interval
Epilepsy: 50-100 µg/mL
Mania: 50-125 µg/mL
Toxic: 151 µg/mL or greater
Interpretive Data
Compliance Category
FDA
Note
Hotline History
N/A
CPT Codes
80164
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0090290 | Valproic Acid | 4086-5 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- Depakene
- depakote
- Valproate
- Valproic Acid blood level
- VPA, Valproate
Valproic Acid