Valproic Acid, Free and Total
| CPT Code(s): | 80164; 80165 |
| Specimen Required: | Patient Preparation:Timing of specimen collection: Pre-dose (trough) draw - At steady state concentration. Collect:Plain red. Specimen Preparation:Separate serum from cells within 2 hours of collection. Transfer 2 mL serum to an RDL Standard Transport Tube. (Min: 1 mL) Storage/Transport Temperature:Refrigerated. Stability:After separation from cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 1 month |
| New York DOH Approval Status: | This test is New York DOH approved. |
| Aliases: |


