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) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (3) (-) Serum or Plasma (2) Tissue (1) Urine (1) Test Area (-) Therapeutics (2) Test Category Analgesics (1) Antiarrhythmics (1) Anticholinergics (1) Antidiabetics (1) Antiepileptics/Antiseizures (6) (-) Antihistamines (2) Antipsychotics (3) Appetite Suppressants (1) Cholinesterase Inhibitors (1) Vasodilators (1) Test Sub-Category (-) Other (2) Test Test Name 3740SP Phenyltoloxamine, Serum/Plasma 3970SP Promethazine, Serum/Plasma