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) (2) Sample Type Blood (1) (-) Fluid (1) Serum or Plasma (1) (-) Urine (1) Test Area Therapeutics (2) Test Category Analgesics (2) (-) Anesthetics (2) Antianxiety (1) Antiarrhythmics (1) Anticholinergics (2) Antidepressants (3) Benzodiazepines (1) Depressants (2) Muscle Relaxants (2) NPS/Designer Drugs (2) Stimulants (1) Test Sub-Category Other (2) Test Test Name 0800FL Bupivacaine, Fluid 0800U Bupivacaine, Urine