Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (4) Enzyme-Linked Immunosorbent Assay (ELISA) (8) Enzyme Immunoassay (EIA) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (7) Headspace Gas Chromatography (GC) (5) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Sample Type Blood (15) (-) Fluid (4) Serum or Plasma (4) Tissue (3) Umbilical Cord (1) (-) Urine (6) Test Area Drugs of Abuse (3) Postmortem (6) Therapeutics (1) Test Category Antiepileptics/Antiseizures (1) Drugs of Abuse (2) Drugs of Abuse, Therapeutics (1) Therapeutics (6) Test Sub-Category GABA Analogues (1) Other (9) Your search has returned no tests.