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) (3) Sample Type (-) Blood (2) Serum or Plasma (2) (-) Urine (1) Test Area Therapeutics (3) Test Category (-) Anesthetics (2) Antacids (2) Antidiabetics (2) (-) Antiepileptics/Antiseizures (1) Antiparkinsons (1) Antipsychotics (2) Metals/Elements (2) Psychoactives (1) Sedative/Hypnotics (2) Test Sub-Category Other (3) Test Test Name 4120B Ropivacaine, Blood 4120U Ropivacaine, Urine 4125B Rufinamide, Blood