|Test List||A B C D E F G H I J K L M N O P Q R S T U V W X Y Z #|
Valproic Acid, Free [3314X]Test Code
3 mL serum collected in a red-top tube (no gel)
Other Acceptable Specimens
Serum collected in no additive (royal blue-top) tube • Plasma collected in an EDTA (lavender-top) or EDTA (royal blue-top) tube
Do not use gel barrier tubes. Collect as a trough just before next dose. Centrifuge and immediately separate serum or plasma specimens from the cells into clean, plastic, screw-capped vial(s). Transport refrigerated (cold packs).
Plastic screw-cap vial
Refrigerated (cold packs)
Room temperature: 48 hours
Refrigerated: 7 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Serum separator tube (SST®)
Fluorescence Polarization Immunoassay (FPIA)
Valproic acid is a broad spectrum anticonvulsant for the treatment of absence seizures. It is effective in the management of generalized tonic-econic and myoconic seizures, as well as grand mal and petit mal.
Quest Diagnostics Nichols Institute