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 (15) Antianxiety (2) Antidepressants (4) Depressants (1) Drugs of Abuse (7) 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