Lamotrigine LAMO
Method(s) | Enzyme Immunoassay |
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Synonym | Lamictal® |
Specimen Required | |
Collect | One 3 mL plain red top tube, preferred. |
Transport | Separation of serum or plasma from cells within 2 hours is preferred. 1 mL serum at 2-8°C. |
Remarks | Specimen Requirement: A steady state trough (pre-dose) sample is generally accepted as most consistent for therapeutic durg monitoring. Time of last dose should be noted on the requisition. Use a consistent specimen matrix for serial monitoring of each patient. |
Stability | Refrigerated: 7 days; Frozen: 4 weeks |
Unacceptable Conditions | Gel separator tubes. |
Schedule | Mon-Fri |
Billing Code | 1010438 |
CPTCode | 80175 |
Notes | Trimethoprim mildy cross reacts with this assay. Interpret results with care when both drugs are present in circulation. |
Preferred Specimen Collection Device(s) | |
Reference Interval | |
2.5 - 15.0 µg/mL |