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) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (2) Sample Type Serum or Plasma (1) Urine (1) Test Area (-) Therapeutics (2) Test Category Sedative/Hypnotics (2) Test Sub-Category Antivirals (5) (-) Barbiturates (2) Other (7) Phenothiazines (3) Tricyclic (7) Test Test Name 0450SP Aprobarbital, Serum/Plasma 0450U Aprobarbital, Urine