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) (2) Sample Type (-) Blood (2) Fluid (1) Serum or Plasma (2) Urine (2) Test Area Therapeutics (2) Test Category Analgesics (2) (-) Anesthetics (1) Antianxiety (1) Antiarrhythmics (1) Anticholinergics (2) Antidepressants (2) Antiepileptics/Antiseizures (1) Antithrombotics (1) Benzodiazepines (1) Depressants (1) Diuretics (1) Muscle Relaxants (1) NPS/Designer Drugs (2) (-) Stimulants (1) Test Sub-Category Other (1) Sympathomimetic Amines (1) Test Test Name 0610B Benzphetamine as Metabolites, Blood 0800B Bupivacaine, Blood