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 (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (1) Serum or Plasma (1) (-) Urine (1) Test Area Therapeutics (1) Test Category (-) Antiepileptics/Antiseizures (1) Antipsychotics (2) Sedative/Hypnotics (4) Test Sub-Category Barbiturates (1) Test Test Name 2860U Metharbital and Metabolite, Urine