Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (9) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (9) Sample Type Blood (2) Fluid (1) Meconium (1) Serum or Plasma (2) Tissue (1) Urine (2) Test Area Drugs of Abuse (5) Newborn Tox (1) Therapeutics (3) Test Category Antiepileptics/Antiseizures (18) Drugs of Abuse (7) Drugs of Abuse, Therapeutics (1) (-) Sedative/Hypnotics (9) Therapeutics (10) Test Sub-Category Barbiturates (9) Your search has returned no tests.