Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (1) Serum or Plasma (2) (-) Urine (1) Test Area (-) Therapeutics (1) Test Category Analgesics (3) Anesthetics (2) Antianxiety (1) Antiarrhythmics (1) Anticholinergics (2) Antidepressants (2) Antihistamines (1) Antitussives/Cough Suppressants (1) Depressants (2) Muscle Relaxants (1) Sedative/Hypnotics (3) (-) Stimulants (1) Test Sub-Category Sympathomimetic Amines (1) Test Test Name 0610U Benzphetamine as Metabolites, Urine