Flecainide

0090003
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High
Therapeutic
Ordering Recommendation

Optimize drug therapy and monitor patient adherence.

Mnemonic
FLEC
Methodology

Quantitative Liquid Chromatography-Tandem Mass Spectrometry

Performed

Mon, Thu, Sat

Reported

1-5 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation

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

Collect

Plain red. Also acceptable: Lavender (EDTA), pink (K2EDTA or K3EDTA), green (sodium or lithium heparin), or gray (sodium fluoride/potassium oxalate).

Specimen Preparation

Separate serum or plasma from cells within 6 hours of collection. Transfer 2 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Gel separator tubes or gels of any kind; drug loss is immediate and no testing will be performed.

Remarks
Stability

After separation from cells: Ambient: 6 weeks; Refrigerated: 6 weeks; Frozen: 6 weeks

Reference Interval

Therapeutic Range:
0.20-1.00 µg/mL
Toxic: > 1.50 µg/mL

Interpretive Data

Toxic concentrations may cause cardiac abnormalities, hypotension and seizure.

Compliance Category

Laboratory Developed Test (LDT)

Note
Hotline History

View Hotline History

 

Hotline History

Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
02/19/2019
X
X
N/A
CPT Codes

80299

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Components
Component Test Code* Component Chart Name LOINC
0090003 Flecainide 3638-4
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Almarytm
  • Apocard
  • Ecrinal
  • Flecaine
  • Tambocor
Flecainide