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Tiagabine Level
Test CodeTIAG
Alias/See Also
Gabitril Level
Preferred Specimen
1 ml serum from plain red top tube.
Minimum Volume
0.6 mL
Instructions
Serum for a peakáconcentration should be drawn 1 hour after administration of oral tiagabine. Serum for a trough concentration is usually drawn 30 minutes before dose.
Transport Container
Plastic vial
Transport Temperature
Refrigerated
Specimen Stability
48 hours refrigerated, 7 days frozen
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis, gross lipemia, gross icterus, collected in SST tubes
Report Available
4-7 days
Reference Range
Peak: 110-520 ng/mL; Trough: 5-35 ng/mL
Clinical Significance
Tiagabine (Gabitril) is indicated as adjunctive therapy in adults and children 12 years and older in the treatment of partial seizures.
Performed By
Quest Diagnostics DEMO
Last Updated: April 14, 2017
