Carbamazepine Total
| Sunquest Code: | CARB | ||
| Epic Code: | LAB21 | Epic Name: | Carbamazepine Total |
| Synonyms: | Tegretol | ||
| Methodology: | Turbidimetric rate | ||
| Turnaround Time: | Performed and reported 24 hours/day. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2.5 mL |
| Minimum\Peds Volume: | 0.6 mL |
| Container: | Red (no gel) |
| Collection Instructions: | Trough level is preferred; collect immediately before dose. It is advisable to monitor at the same time in dosing schedule. |
Processing and Shipping
| Specimen Processing: | Centrifuge and aliquot within 2 hours of collection 1.25 mL, 0.2 mL minimum. Store in refrigerator. |
| Shipping Instructions: | Ship at refrigerated temperature. Alternatively, ship on dry ice. |
| Test Performed at or Referral Lab | Chemistry (Fairview Range - FRMC, UMMC-East Bank, Fairview Lakes - FLMC, Fairview Ridges - FRH, Fairview Southdale - FSH, UMMC/UMMCH-West Bank) |
Interpretive
| Critical Range: | Greater than 15 mg/L |
| Therapeutic Range: | 4-12 mg/L (parent); 0.4-4.0 mg/L (10,11 epoxide-metabolite); serum values may be 10% lower than plasma values. |
| Use: | Monitor carbamazepine therapy. |
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