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 (-) Serum or Plasma (1) Test Area Therapeutics (1) Test Category Anesthetics (1) Antidepressants (2) Antidiabetics (2) Industrial/Environmental Toxins (2) NPS/Designer Drugs (4) Opiate/Opioid Antagonists (4) (-) Other (1) Stimulants (4) Therapeutics (1) Vasodilators (2) Test Sub-Category (-) Other (1) Test Test Name 3225SP Nuedexta®, Serum/Plasma