VPA
Valproic Acid, Total, Serum or Plasma
EPIC Test Procedure Code: LAB2449
Synonyms:
Depakote
Performing Lab:
Saint Luke's Regional Laboratories
Container Type:
Serum gel tube, plain red top tube, or green top (heparin) tube
Specimen Type:
Serum or plasma
Preferred Volume:
1 mL
Minimum Volume:
0.5 mL
Collection Procedure:
1. The recommended draw time for a therapeutic drug level is immediately prior to the next dose (trough specimen).
2. Indicate serum or plasma on the request form.
3. Label the specimen appropriately (serum or plasma).
Store and Transport:
Room Temperature: < 8 hours
Refrigerated: 8-48 hrs
Refrigerated: 8-48 hrs
CPT Codes:
80164 - Valproic Acid (EAP 30015820)
Test Schedule:
Monday through Sunday
Reference Ranges:
Therapeutic concentration:
(trough value)
50.0 - 100.0
μg/mL