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Lab Test Dictionary

Zolpidem, Serum/Plasma Test (2483SP)


High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS)


Ambien; Intermezzo

Specimen Type

Serum or Plasma

Performing Lab

NMS Labs

Epic ID

Other Reference Test

Lab Test Days

Monday and Wednesday

Standard TAT

3 Days

Collection Information

Specimen Required

1-2 mL Blood

Container Type

Red Top (No Additive)

Collection Instructions

Plasma collected in an EDTA (lavender-top) tube is also acceptable. Serum or plasma separator tubes are not acceptable.

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

Room Temp: 30 Days; Refrigerated: 30 Days; Frozen: 30 Days

Rejection Criteria

Serum or plasma separator tubes (SST/PST)

Test Volume Required

1 mL Serum or Plasma

Minimum Test Volume

0.25 mL Serum or Plasma

Processing Instructions

Promptly centrifuge and separate serum or plasma into a plastic screw capped vial. Complete a NMS Labs requisition and submit with specimen room temp, refrigerated or frozen.

CPT Codes