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) (2) Sample Type Blood (2) Fluid (1) Meconium (1) Serum or Plasma (2) Tissue (1) (-) Urine (2) Test Area Drugs of Abuse (1) Therapeutics (1) Test Category Analgesics (1) Antianxiety (1) Antidepressants (1) Drugs of Abuse (5) Drugs of Abuse, Therapeutics (4) Hallucinogens (2) NPS/Designer Drugs (1) (-) Sedative/Hypnotics (2) Stimulants (1) Therapeutics (3) Test Sub-Category (-) Barbiturates (2) Test Test Name 8620U Barbiturates Panel, Urine 8633U Phenobarbital, Urine