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) (1) Sample Type Blood (2) Serum or Plasma (2) (-) Urine (1) Test Area Therapeutics (1) Test Category Analgesics (2) Anticholinergics (2) Antimigraines (1) Metals/Elements (2) Opiates/Opioids (1) Pesticides/Insecticides (1) (-) Sedative/Hypnotics (1) Vasodilators (1) Volatiles (1) Test Sub-Category (-) Other (1) Test Test Name 4170U Secobarbital, Urine