CLOZAPINE

Mnemonic

MISC

Synonym

Clozaril

Specimen Collection Requirements

Patient Preparation

Timing of specimen collection: Pre-dose (trough) draw - at steady state concentration.

Collect

Serum or Plasma, one 5 mL plain red top tube, also acceptable: lavender (EDTA) top tubes

Handling

Separate serum or plasma from cells within 2 hours of collection.

Preferred Volume

1.0 mL

Minimum Volume

0.5 mL (Whole Blood 1.2 mL minimum draw)

Transport

Refrigerated

Rejection Criteria

Whole blood, gel separator tubes, light blue (citrate), or yellow (SPS or ACD solution) top tubes

Stability

From collection to initiation of testing, AFTER SEPARATION FROM CELLS: Ambient: 5 weeks; Refrigerated: 2 months; Frozen: 2 months

Testing Information

Performed

7 days/week

Reported

2-6 days

Method

Quantitative Liquid Chromatography-Tandem Mass Spectrometry

Referral Lab

ARUP (2013433)

Reference Values

Therapeutic Range

Therapeutic range not established.

CPT Codes

80159

Last Updated: Thursday, January 5, 2017 03:42:04 AM