Tacrolimus Area Under the Curve
| Abbrev Code: | TAAUC | ||
| Order Code: | LAB3184 | Order Name: | Tacrolimus AUC |
| Synonyms: | FK-506; Prograf | ||
| Methodology: | Liquid chromatography/tandem mass spectrometry | ||
| CPT Codes: | 80197 x1 | ||
| Turnaround Time: | Performed daily; results are reported the next day. | ||
| Special Instructions: | Collect drug levels at baseline, 2 hours, 3 hours and 4 hours post dose. Order as individual TACR levels and send to laboratory immediately following collection. Only order one TAAUC (area under the curve) calculation per patient. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2 mL |
| Minimum\Peds Volume: | 0.4 mL |
| Container: | Purple (EDTA) Alternate Containers: Green (lithium heparin, no gel), Green (sodium heparin, no gel) |
| Collection Instructions: | Collect levels at baseline, 2 hours, 3 hours and 4 hours post dose. |
Processing and Shipping
| Specimen Processing: | Whole blood. Do not process. Store in refrigerator. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Stability: | Up to 14 days at room temperature (19-26ºC) or refrigerated (2-8ºC). For longer storage, freeze at -10ºC or colder. |
| Test Performed at or Referral Lab | Drug Analysis (UMMC-East Bank) |
Interpretive
| Therapeutic Range: | 120-160 ug*h/L |
| Use: | Pharmacokinetics of Tacrolimus. |
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