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) Gas Chromatography/Tandem Mass Spectrometry (GC-MS/MS) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (1) (-) Serum or Plasma (1) Test Area Therapeutics (1) Test Category Analgesics (1) (-) Antihistamines (1) Sedative/Hypnotics (2) Therapeutics (1) Test Sub-Category Other (1) Test Test Name 3740SP Phenyltoloxamine, Serum/Plasma