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) and Gas Chromatography/Mass Spectrometry (GC/MS) (1) Sample Type (-) Blood (1) Serum or Plasma (1) Test Area Therapeutics (1) Test Category Analgesics (24) (-) Anesthetics (1) Antianxiety (3) Antidepressants (7) Antipsychotics (2) Appetite Suppressants (1) Depressants (2) Drugs of Abuse (11) Drugs of Abuse, Therapeutics (5) Exposure (1) Hallucinogens (3) NPS/Designer Drugs (2) Other (1) Sedative/Hypnotics (3) Stimulants (2) Therapeutics (9) Test Sub-Category Barbiturates (1) Test Test Name 8636B Thiopental and Metabolite, Blood