Lamotrigine, Free
| Sunquest Code: | LAMOF | ||
| Epic Code: | LAB3581 | Epic Name: | Lamotrigine Free |
| Synonyms: | Lamictal, Free; Lamictal, Unbound | ||
| Methodology: | Ultrafiltration; Immunoassay | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Fri; results are reported within 2 days. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 10 mL |
| Minimum\Peds Volume: | 2.6 mL |
| Container: | Red (no gel) (Green (lithium heparin, no gel), Green (sodium heparin, no gel)) |
| Collection Instructions: | Trough levels are the most reproducible. |
Processing and Shipping
| Specimen Processing: | Aliquot 5 mL, 1.2 mL minimum. Store at room temperature. |
| Shipping Instructions: | Ship at room temperature. |
| Stability: | Up to 3 days at room temperature; for longer storage, refrigerate or freeze. |
| Test Performed at or Referral Lab | Lab Sendouts (MedTox) |
| Referral Lab number: | 358 |
Interpretive
| Reference Range: | 1.0-9.0 ug/mL. Current clinical information suggests the recommended concentrations for free lamotrigine during chronic therapy are 1.0-9.0 ug/mL. |
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