Felbamate (Felbatol®)

Test ID: 

703711

CPT code:

80339

Synonyms:

Felbamate, Serum or Plasma

Felbatol®

Clinical Use:

Evaluate toxicity; monitor therapeutic levels

Test Information:

Following oral administration, felbamate is 25% bound to serum albumin. Approximately 40% to 50% of the absorbed dose appears unchanged in the urine. The rest is present as nonactive metabolites, including parahydroxyfelbamate, 2-hydroxyfelbamate, and felbamate monocarbamate. Felbamate has an elimination half-life of 20 to 23 hours. The apparent volume of distribution is 0.7−1.0 L/kg.

Specimen Type:

Serum or plasma

Requested Volume: 

2 mL

Minimum Volume: 

0.6 mL

Container Type: 

Red-top tube, lavender-top (EDTA) tube, or green-top (heparin) tube.

Collection:

Transfer separated serum or plasma to a plastic transport tube.

Storage Instructions:

Room temperature

Stability Requirements:

Expected Turnaround Time:

1 to 2 Days

Rejection Criteria

Gel-barrier tub