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GABAPENTIN

Mnemonic

GABAPENTIN

Specimen Collection Requirements

Collect

Serum or Plasma, one plain red top tube, also acceptable, lavender (EDTA) top tube

Handling

Separate serum or plasma from cells within 2 hours of collection. Transfer 1 mL serum or plasma to an aliquot tube.

Preferred Volume

1.0 mL

Minimum Volume

0.2 mL

Transport

Refrigerated (2-8°C)

Rejection Criteria

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

Stability

AFTER SEPARATION FROM CELLS: Ambient: 1 month; Refrigerated: 1 month; Frozen: 2 months

Testing Information

Performed

Tue - Sat

Reported

2-5 days

Method

Quantitative Liquid Chromatography-Tandem Mass Spectrometry

Referral Lab

ARUP (90057)

Reference Values

Reference Values

Therapeutic Range: 2-20 µg/ML

Pharmacokinetics of gabapentin vary widely among patients, particularly those with compromised renal function. Adverse effects may include somnolence, dizziness, ataxia, and fatigue.

CPT Codes

80171

Last Updated: Thursday, January 5, 2017 03:41:08 AM


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