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Test Code BLOD0390 Flecainide, Serum

Additional Codes

Mayo Test Code: FLEC

Useful For

Optimizing dosage


Assessing toxicity


Monitoring compliance

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Serum Red

Specimen Required

Sample must be centrifuged and serum aliquoted off within 2 hours of draw.


Container/Tube: Red top

Specimen Volume: 3 mL

Specimen Minimum Volume

1.1 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Red Refrigerated (preferred) 28 days
  Ambient  28 days
  Frozen  28 days

Reference Values

0.2-1.0 mcg/mL

Day(s) and Time(s) Performed

Monday, Wednesday, Friday; 9:00 a.m.

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information


Reject Due To


Mild OK; Gross OK


Mild OK; Gross reject


Mild OK; Gross OK


Plasma, Serum gel tube

Method Name

High-Performance Liquid Chromatography (HPLC)