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 (1) (-) Fluid (1) Plasma (1) Serum or Plasma (1) Urine (2) Test Area Therapeutics (2) Test Category Alcohols (1) Analgesics (3) (-) Anesthetics (2) Antianxiety (1) Antiarrhythmics (1) Anticholinergics (3) Antidepressants (5) Antiepileptics/Antiseizures (1) Antihistamines (2) Antithrombotics (1) Antitussives/Cough Suppressants (1) Benzodiazepines (1) Biomarkers (2) Depressants (5) Diuretics (1) Electrolytes (1) Metals/Elements (6) Muscle Relaxants (3) NPS/Designer Drugs (2) Other (1) Sedative/Hypnotics (7) Stimulants (1) Volatiles (3) Test Sub-Category Other (2) Test Test Name 0800B Bupivacaine, Blood 0800FL Bupivacaine, Fluid