Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
New York DOH Approval Status
Plain red. Also acceptable: Green (sodium heparin).
Separate from cells ASAP or within one hour of collection. Transfer 2 mL serum or plasma to an ARUP Standard Transport Tube and freeze immediately. (Min: 0.5 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.
Severely hemolyzed or thawed specimens.
Include drug dose amount, frequency, method, and date and time of last dose prior to draw on requisition form.
Ambient: 24 hours; Refrigerated: 24 hours; Frozen: 1 month
Performed by non-ARUP Laboratory
If the exact time of both the dose and the blood draw are not accurately recorded, accurate interpretation of the concentration will not be possible.
|Component Test Code*||Component Chart Name||LOINC|
|2009360||Azithromycin - Time/Date, Last Dose||19146-0|
|2009361||Azithromycin - Dose||19146-0|
|2009362||Antimicrobial Level - Azithromycin S/P||16420-2|
|2013379||Azithromycin - Comment||48767-8|
|3000294||Azithromycin - Specimen||31208-2|
- Zithromax (Antimicrobial Level - Azithromycin by HPLC, Serum or Plasma)
- Zmax (Antimicrobial Level - Azithromycin by HPLC, Serum or Plasma)