Pyrazinamide Level (Sendout)

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General Information

Lab Name
Lab Code
975
External Test Id
PZAH
Description

Useful For: Therapeutic drug management for patients being treated with pyrazinamide.

    Ordering Requirements: A completed UFHealth IDPL Requisition must accompany the order. For accurate interpretation of the concentration, provide the drug dose (specify PO, IV, IM), number of doses per week, and date/time of last dose (for IV, start/end time).

      Recommended Draw Times: 2 hours and 6 hours post-dose. Refer to the UFHealth IDPL website for additional information. Submit separate Epic orders for each collection.

      Synonyms
      Antibiotic Level, pyrizinamide, pyrzinamide, PZAH
      Components

      Interpretation

      Method

      LC-MS/MS

      Reference Range
      Ref. Range Notes

      See report.

      Ordering & Collection

      Specimen Type
      Blood
      Collection

      6 mL blood in RED TOP tube

      Unacceptable: Gel tubes

      Forms & Requisitions
      • University of Florida Infectious Disease Pharmacokinetics Laboratory Requisition (click 'IDPL Requisition')
      Handling Instructions

      Outside Laboratories:

      • Centrifuge sample and transfer serum to a separate plastic vial. Freeze serum at -70°C. (Serum frozen at -20°C is also acceptable.) Transport on dry ice.
        • Provide separate 1 mL aliquots for each test ordered.
      • Submit a completed University of Florida IDPL Requisition along with the DLMP requisition.* Failure to provide the required paperwork may result in test delays.
        • *Use client-specific requisition when available. To obtain a client-specific requisition, contact Client Support Services via email at: commserv@uw.edu.

      Stability: Frozen: Required; Refrigerated: Unacceptable; Ambient: Unacceptable. Do not allow samples to thaw.

      Quantity
      Requested: 2 mL serum
      Minimum: 1 mL serum per test

      Processing

      Receiving Instructions

      Centrifuge sample and transfer serum to a separate plastic vial. Freeze serum at -70°C. (Serum frozen at -20°C is also acceptable.)

      Login: RASAY1-;FREEZE

      • RASSNT: UFIDPL
      • RASTRQ: ;Pyrazinamide Level (UF Health Test PZAH)

      Login Note: If multiple antibiotic levels are requested, accession each one separately as RASAY1.

      Sendouts:

      • UF IDPL Test: PZAH
      • Package sample(s) with the completed UF IDPL requisition.
      • Ship via FedEx Priority Overnight, Monday through Wednesday, with sufficient dry ice to ensure that samples remain frozen throughout transport. UF IDPL does not recommend shipping frozen samples on Thursday.
        • Package samples as close to FedEx pickup as possible to ensure that they remain frozen upon arrival at University of Florida IDPL.
        • Samples that arrive thawed will be rejected.
      • Do not ship on Friday. Saturday delivery is not available at IDPL and the sample will be compromised.

      Stability: Frozen: Required; Refrigerated: Unacceptable; Ambient: Unacceptable. Do not allow samples to thaw.

      Misc Sendout

      Performance

      Lab Department
      Frequency
      Performed: Monday through Friday. Turn around Time: 7 working days from sample receipt at UF IDPL.
      Available STAT?
      No
      Performing Location(s)
      Sendout University of Florida Infectious Disease Pharmacokinetics Laboratory
      352-273-6710

      1600 SW Archer Road
      P4-30
      Gainesville, FL 32610

      Billing & Coding

      Billing Comments

      CPT: 80299