Ibuprofen Quantitative, Serum/Plasma
| Abbrev Code: | IBU | ||
| Order Code: | LAB1224 | Order Name: | Ibuprofen Level, Serum or Plasma |
| Synonyms: | Motrin; Advil; Nuprin | ||
| Methodology: | Quantitative high performance liquid chromatography/Tandem mass spectrometry | ||
| CPT Codes: | 80329 x1, 80329 x1 | ||
| Turnaround Time: | Specimens are sent to the reference laboratory Sun-Sat; results are reported within 8-11 days. | ||
| Compliance: | Performed by a non-ARUP laboratory. |
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Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2 mL |
| Minimum\Peds Volume: | 0.6 mL |
| Container: | Red (no gel) Alternate Containers: Purple (EDTA) |
| Collection Instructions: | Usual sampling time is immediately prior to next dose (trough). Serial levels may be collected in treatment of cystic fibrosis. |
| Causes for Rejection: | Collected in gel tube. |
Processing and Shipping
| Specimen Processing: | Centrifuge and separate from cells ASAP or within 2 hours of collection. Aliquot 1 mL, 0.2 mL minimum serum or plasma. Store in refrigerator.
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Stability: | 1 month at room temperature or refrigerated; 17 months frozen. |
| Test Performed at or Referral Lab | Lab Sendouts (ARUP) |
| Referral Lab number: | 2014183 |
Interpretive
| Reference Range: | By report. |
| Use: | Optimize drug therapy and monitor patient adherence. |
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