Tiagabine (Gabitril)
Order Code: TIAG
Epic Lab Code: LAB497
Order Form: A-1a Miscellaneous Request or Epic Req
Commercial Mail-out Laboratory
6240 RCP
356-3527
Specimen:
Serum or Plasma
Collection Medium:
Red top tube
Alternate Collection Media:
Lavender top tube 3 mL (EDTA), Pink top tube
Minimum:
Preferred minimum: 3 mL serum from red top tube or EDTA plasma from lavender or pink top tube Absolute minimum: 1 mL serum from red top tube or EDTA plasma from lavender or pink top tube
Rejection Criteria:
Gel separator tubes
Analytic Time:
7 working days upon receipt at reference laboratory
Reference Range:
By report
Interpretive Data:
Therapeutic and toxic ranges have not been established. Peak concentrations are expected at 45 minutes post dose; steady state is generally attained within 2 days. Observed tiagabine concentrations in clinical trials (30-56 mg/day): <1 - 234 ng/mL. Measured tiagabine concentrations, post marketing (95% confidence interval): 0 - 440 ng/mL. Note: The 95% confidence interval for tiagabine concentrations determined by reference laboratory will be updated periodically as more information becomes available.
Comments:
Draw specimen prior to dosing.
Methodology:
Liquid Chromatography/Tandem Mass Spectrometry
CPT Code:
82491