Antibiotic Level, Nafcillin

Abbrev Code:ARMISC   
Order Code:LAB4909Order Name:Send Outs Misc Test
CPT Codes: 80299 x1
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 2-3 days.
Special Instructions:Include time and date of collection, time of last dose, and list of all antibiotics that the patient is receiving or has received in the past 48 hours.

Collection Instructions

Optimal Volume:4 mL
Minimum\Peds Volume:2.2 mL
Container:Red (no gel)

Processing and Shipping

Specimen Processing:Within 2 hours of collection centrifuge and aseptically aliquot 2 mL, 1 mL minimum, into a sterile tube. Freeze immediately.
Shipping Instructions:Ship on dry ice.
Stability:2 hours at room temperature; 24 hours refrigerated; 1 week frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:60843


Reference Range:Normal peak serum concentration for nafcillin is 7.7 ug/mL with a 1 g PO dose, 7.6 ug/mL with a 500 mg IV dose. Trough serum concentration is not well established.

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